Παραπομπή APA

Cooper John E & Peter H Beynon. (1991). Manual of exotic pets. BSAVA.

Παραπομπή Chicago Style

Cooper John E και Peter H Beynon. Manual of Exotic Pets. BSAVA, 1991.

Παραπομπή MLA

Cooper John E και Peter H Beynon. Manual of Exotic Pets. BSAVA, 1991.