Clayton, R. D., & Clayton, J. A. (1982). Concepts and careers in physical education (3rd ed.). Burgess.
Čikaški stil citiranja (17. izdanje)Clayton, Robert D., i Joyce A. Clayton. Concepts and Careers in Physical Education. 3rd ed. Minneapolis, Minn: Burgess, 1982.
MLA način citiranja (9. izdanje)Clayton, Robert D., i Joyce A. Clayton. Concepts and Careers in Physical Education. 3rd ed. Burgess, 1982.
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