APA (7th ed.) Citation

Merrillees, R. S. (1979). Opium Again in Antiquity.

Chicago Style (17th ed.) Citation

Merrillees, R. S. Opium Again in Antiquity. 1979.

MLA (8th ed.) Citation

Merrillees, R. S. Opium Again in Antiquity. 1979.

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