APA (7th ed.) Citation

Holt, E. (1964). The opium wars in China (1. publ.). Putnam.

Chicago Style (17th ed.) Citation

Holt, Edgar. The Opium Wars in China. 1. publ. London: Putnam, 1964.

MLA (9th ed.) Citation

Holt, Edgar. The Opium Wars in China. 1. publ. Putnam, 1964.

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