Παραπομπή σε μορφή APA (7η εκδ.)

Callahan, J. F., & Clark, L. H. (1977). Teaching in the elementary school: Planning for competence. Macmillan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Callahan, Joseph F., και Leonard H. Clark. Teaching in the Elementary School: Planning for Competence. New York: Macmillan, 1977.

Παραπομπή σε μορφή MLA (8th εκδ.)

Callahan, Joseph F., και Leonard H. Clark. Teaching in the Elementary School: Planning for Competence. Macmillan, 1977.