APA (7e ed.) Bronvermelding

Não informado. (1967). Journal of research and development in education. University of Georgia, College of Education.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Research and Development in Education. Athens, Ga: University of Georgia, College of Education, 1967.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Research and Development in Education. University of Georgia, College of Education, 1967.

Let op: Deze citaties zijn niet altijd 100% accuraat.