Citazione APA

Gunther, A. (1981). Catalogue of the physostomi in the collection of British museum.

Stile di citazione Chicago

Gunther, Albert. Catalogue of the Physostomi in the Collection of British Museum. A J Reprints Agency, New Delhi, 1981.

Citazione MLA

Gunther, Albert. Catalogue of the Physostomi in the Collection of British Museum. 1981.