Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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