Citazione Stile APA (7a Edizione)

Robson, G. C. (1929). A monograph of the recent cephalopoda: Based on the collections in the British Museum Natural History. The British Museum Natural History.

Citazione stile Chigago Style (17a edizione)

Robson, G. C. A Monograph of the Recent Cephalopoda: Based on the Collections in the British Museum Natural History. Londres: The British Museum Natural History, 1929.

Citatione MLA (9a ed.)

Robson, G. C. A Monograph of the Recent Cephalopoda: Based on the Collections in the British Museum Natural History. The British Museum Natural History, 1929.