APA (7e ed.) Bronvermelding

Gall, M., & Hicks, W. V. (1964). Modern secondary education. American Book Co..

Chicago (17e ed.) Bronvermelding

Gall, Morris, en William Vernon Hicks. Modern Secondary Education. New York: American Book Co., 1964.

MLA (8e ed.) Bronvermelding

Gall, Morris, en William Vernon Hicks. Modern Secondary Education. American Book Co., 1964.