Gaya APA
Bates, R, G, K, G, C, B, J. (1981).
Recreation Leadership and Supervision: Guidelines for Professional Development .
New York:
Saunders College Publishing.
Gaya MLA
Bates, Richard, G, Kraus, Gay, Carpenter, Barbara, J.
"Recreation Leadership and Supervision: Guidelines for Professional Development".
New York:
Saunders College Publishing,
1981.
.