Gaya APA

Villee, C, A., E, I, W, W, F, I, S, F. (). **General zoology . London:: London: W.B. Saundres; 1963.

Gaya MLA

Villee, Claude, A., E, I., Walker,, Warren, F, II., Smith,, Frederick. "**General zoology". London:: London: W.B. Saundres; 1963, . Text.