APA (7th ed.) Citation

Alexander, H. G. (1974). Seventy years of birdwatching: With drawings by Robert Gillmor. Poyser.

Chicago Style (17th ed.) Citation

Alexander, Horace G. Seventy Years of Birdwatching: With Drawings by Robert Gillmor. Berkhamsted: Poyser, 1974.

MLA (9th ed.) Citation

Alexander, Horace G. Seventy Years of Birdwatching: With Drawings by Robert Gillmor. Poyser, 1974.

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