Orpwood, G. W., & Souque, J. (1984). Science education in Canadian schools, I: Introduction and curriculum analyses. Science Council of Canada.
Lua i Stíl Chicago (17ú heag.)Orpwood, Graham W.F, agus Jean-Pascal Souque. Science Education in Canadian Schools, I: Introduction and Curriculum Analyses. Ontario, Canada: Science Council of Canada, 1984.
Lua MLA (9ú heag.)Orpwood, Graham W.F, agus Jean-Pascal Souque. Science Education in Canadian Schools, I: Introduction and Curriculum Analyses. Science Council of Canada, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.