APA (7th ed.) Citation

Melville, T., & Melville, M. (1971). Guatemala--another Vietnam? Penguin.

Chicago Style (17th ed.) Citation

Melville, Thomas, and Marjorie Melville. Guatemala--another Vietnam? Harmondsworth: Penguin, 1971.

MLA (8th ed.) Citation

Melville, Thomas, and Marjorie Melville. Guatemala--another Vietnam? Penguin, 1971.

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