Citace podle APA (7th ed.)

Callahan, J. F., & Clark, L. H. (1988). Teaching in the middle and secondary schools: Planning for competence (3rd ed.). Macmillan.

Citace podle Chicago (17th ed.)

Callahan, Joseph F., a Leonard H. Clark. Teaching in the Middle and Secondary Schools: Planning for Competence. 3rd ed. New York: Macmillan, 1988.

Citace podle MLA (9th ed.)

Callahan, Joseph F., a Leonard H. Clark. Teaching in the Middle and Secondary Schools: Planning for Competence. 3rd ed. Macmillan, 1988.

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