APA (7th ed.) Citation

Allen, D. E. (1978). The naturalist in Britain: A social history. Penguin.

Chicago Style (17th ed.) Citation

Allen, David Elliston. The Naturalist in Britain: A Social History. Harmondsworth [etc.]: Penguin, 1978.

MLA (8th ed.) Citation

Allen, David Elliston. The Naturalist in Britain: A Social History. Penguin, 1978.

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