Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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.

Παραπομπή σε μορφή MLA (9th εκδ.)

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.