Gaya APA

Cordes, K, A., Ibrahim, H, M. (2003). Applications in recreation and leisure : for today and the future (3th ed.). Boston, Massachusetts: McGraw-Hill.

Gaya MLA

Cordes, Kathleen, A.., Ibrahim, Hilmi, M.. "Applications in recreation and leisure : for today and the future". 3th ed. Boston, Massachusetts: McGraw-Hill, 2003. Text.