APA (7th ed.) Citation

Coughlan, R. (1974). Elizabeth and Catherine: Empresses of all the Russias. Putnam.

Chicago Style (17th ed.) Citation

Coughlan, Robert. Elizabeth and Catherine: Empresses of All the Russias. New York: Putnam, 1974.

MLA (9th ed.) Citation

Coughlan, Robert. Elizabeth and Catherine: Empresses of All the Russias. Putnam, 1974.

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