APA ציטוט

Johnson, E. S. (1956). Theory and practice of the social studies. Macmillan.

Chicago Style (17th ed.) Citation

Johnson, Earl Shepard. Theory and Practice of the Social Studies. New York: Macmillan, 1956.

ציטוט MLA

Johnson, Earl Shepard. Theory and Practice of the Social Studies. Macmillan, 1956.