APA-referens (7:e uppl.)

Novak D., J. (1972). A summary of research in science education for 1972. ERIC.

Chicago-referens (17:e uppl.)

Novak D., Joseph. A Summary of Research in Science Education for 1972. Ohio, Estados Unidos: ERIC, 1972.

MLA-referens (9:e uppl.)

Novak D., Joseph. A Summary of Research in Science Education for 1972. ERIC, 1972.