Παραπομπή APA

Cook, C. D. K. (1974). Water plants of the world. Dr. W .Junk.

Παραπομπή Chicago Style

Cook, C D K. Water Plants of the World. Hague: Dr. W .Junk, 1974.

Παραπομπή MLA

Cook, C D K. Water Plants of the World. Dr. W .Junk, 1974.