AUTHOR
Alfonso, Oscar M.
1
Encarnacion, Jose
1
Grunder, Garel A.
1
Livezey, William Edmund 1903-
1
Manapat, Ricardo
1
Marcos, Ferdinand Edralin 1917-1989
1
Philippines (Republic). Department of Commerce and Industry. Bureau of the Census and Statistics
1
Quiason, Serafin Danganan 1930-
1
Sison, Perfecto S.
1
Spencer, Joseph Earle
1
University of the Philippines (Diliman). Office of the Chancellor
1