Gibson-Hill, C. A. (1976). A guide to the birds of the coast: Revised by Bruce and Robert Campbell and Robin Prytherch. Photogr. by C. A. Gibson-Hill. Drawings by Robin Prytherch and C. A. Gibson-Hill. Constable.
Chicago-Zitierstil (17. Ausg.)Gibson-Hill, Carl Alexander. A Guide to the Birds of the Coast: Revised by Bruce and Robert Campbell and Robin Prytherch. Photogr. by C. A. Gibson-Hill. Drawings by Robin Prytherch and C. A. Gibson-Hill. London: Constable, 1976.
MLA-Zitierstil (9. Ausg.)Gibson-Hill, Carl Alexander. A Guide to the Birds of the Coast: Revised by Bruce and Robert Campbell and Robin Prytherch. Photogr. by C. A. Gibson-Hill. Drawings by Robin Prytherch and C. A. Gibson-Hill. Constable, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.