APA (7th ed.) Citation

Hudson, W. H., Curle, R., & Magno, S. (1952). Birds of La Plata. Penguin Books.

Chicago Style (17th ed.) Citation

Hudson, W. H., Richard Curle, and Salvador Magno. Birds of La Plata. London: Penguin Books, 1952.

MLA (8th ed.) Citation

Hudson, W. H., et al. Birds of La Plata. Penguin Books, 1952.

Warning: These citations may not always be 100% accurate.