Παραπομπή APA

Petrovicky, I. (1998). Aquarium fish of the world. Caxton Editions.

Παραπομπή Chicago Style

Petrovicky, Ivan. Aquarium Fish of the World. London: Caxton Editions, 1998.

Παραπομπή MLA

Petrovicky, Ivan. Aquarium Fish of the World. Caxton Editions, 1998.