APA (7th ed.) Citation

Holmes, J. D., & Nash, S. (1990). The birds of Sumatra and Kalimantan. Oxford University Press.

Chicago Style (17th ed.) Citation

Holmes, J. Derek, and Stephen Nash. The Birds of Sumatra and Kalimantan. Singapore: Oxford University Press, 1990.

MLA (9th ed.) Citation

Holmes, J. Derek, and Stephen Nash. The Birds of Sumatra and Kalimantan. Oxford University Press, 1990.