Callahan, J. F., & Clark, L. H. (1977). Teaching in the elementary school: Planning for competence. Macmillan.
Chicago Style (17th ed.) CitationCallahan, Joseph F., and Leonard H. Clark. Teaching in the Elementary School: Planning for Competence. New York: Macmillan, 1977.
MLA (8th ed.) CitationCallahan, Joseph F., and Leonard H. Clark. Teaching in the Elementary School: Planning for Competence. Macmillan, 1977.
Warning: These citations may not always be 100% accurate.