APA (7th ed.) Citation

Channon, J., & Hudson, R. (1995). The Penguin historical atlas of Russia. Penguin Books.

Chicago Style (17th ed.) Citation

Channon, John, and Robert Hudson. The Penguin Historical Atlas of Russia. London ; New York: Penguin Books, 1995.

MLA (8th ed.) Citation

Channon, John, and Robert Hudson. The Penguin Historical Atlas of Russia. Penguin Books, 1995.