APA (7e ed.) Bronvermelding

Gallagher James J. (1969). A summary research in science education for the years of 1968-69. ERIC.

Chicago (17e ed.) Bronvermelding

Gallagher James J. A Summary Research in Science Education for the Years of 1968-69. Ohio, Estados Unidos: ERIC, 1969.

MLA (9e ed.) Bronvermelding

Gallagher James J. A Summary Research in Science Education for the Years of 1968-69. ERIC, 1969.