Addison, Nicholas 1954- 4
Agno, Lydia N. 3
Allen, Lynn 1958- 3
Ambrosio, Dante L. 4
Asia and the Pacific Programme of Educational Innovation for Development 3
Atkinson, Gordon 3
Australian Science Education Project 15
Baetiong, Lourdes R. 5
Bassler, Otto C. 3
Beberman, Max 3
Bitter, Gary G. 3
Bojo, Zenaida P. 3
Brahier, Daniel J. 4
Burgess, Lesley 1952- 3
Calairo, Emmanuel Franco 4
Calingasan, Lorina Y. 7
Chinn, Philip C. 1937- 3
College Entrance Examination Board. Commission on Mathematics 3
Collette, Alfred T. 3
Constantakis, Sara 4
Coxford, Arthur F. 3
Cruz, Elaine S. 3
Cummine, J.A 3
Cunningham, John D. 10
Darst, Paul W. 4
D.C. Heath and Company 5
Diaz, Eden C. 5
Diaz, Leonor E. 3
Dublin, Peter 3
Fenton, Edwin 4
Ferido, Marlene B. 3
Gale Group 3
Gayon, Edwehna Elinore P. 3
General Certificate of Secondary Education 5
Gerver, Robert 3
Gollnick, Donna M. 5
Graham, Alan 3
Harrison, Joyce M. 3
Hermosa, Nemah N. 3
Hewitt, Paul G. 5
Hirsch, Christian R. 6
Hodge, Susie 1960- 3
Hornbrook, David 3
Hunt, Maurice P. 3
Husen, Torsten 1916- 3
International Institute for Educational Planning 3
Javiniar, Joel C. 3
Joaquin, Ma. Nympha B. 3
Joaquin, Ma. Nympha Beltran 9
Kolb, John R. 3
Lawson, Anton E. 3
Leuterio, Florida C. 5
Levine, Joseph 3
Mae, A.J 4
Manzano, Virgilio U. 5
Marcus, Alan S. 3
McDougal, Littell 3
McGreevy-Nichols, Susan 1952- 3
Mejia, Ivy P. 5
Metcalf, Lawrence E. 3
Miller, Kenneth R. 1948- 3
Monterola, Sheryl Lyn C. 16
Muega, Maricris B. Acido 13
Muega, Michael Arthus G. 3
Muschla, Gary Robert 5
Muschla, Judith A. 5
National Council of Teachers of Mathematics 10
National Science Teachers Association 10
Nuffield Foundation. Secondary Science Project 9
Ogena, Ester B. 4
Olegario, Lizamarie Campoamor 4
Owen-Jackson, Gwyneth 1956- 5
Oyzon, Maria Vanessa Lusung 3
Oyzon, Maria Vanessa P. Lusung 16
Paderna, Edwehna Elinore S. 18
Pangrazi, Robert P. 5
Pedrajita, Jose Q. 7
Philippines. Bureau of Secondary Education 14
Philippines. Department of Education 7
Piper, Kevin 4
Posamentier, Alfred S. 4
Punzalan, Amelia E. 5
Que, Elenita N. 9
Rae, Tina 4
Ragans, Rosalind 4
Salubayba, Teodora M. 4
San Jose, Ronaldo M. 4
Santos, Gloria M. 4
School Mathematics Study Group 5
Ulep, Soledad A. 4
Unesco. Regional Office for Education in Asia and the Pacific 6
University of the Philippines (Diliman). Science Education Center 4
Valette, Jean Paul 4
Valette, Rebecca M. 5
Villanueva, Perla M. 4
Wilson, Patricia S. 4
Yangco, Rosanelia T. 7
Yangco, Rosanelia Timtiman 7
Yangco, Rosanelia V. Tablico 1954- 17
Yeap Ban Har 5