APA (7th ed.) Citation

Wren, R. C. (1907). Potter's cyclopaedia of botanical drugs and preparations. Potter & Clarke.

Chicago Style (17th ed.) Citation

Wren, R. C. Potter's Cyclopaedia of Botanical Drugs and Preparations. London: Potter & Clarke, 1907.

MLA (9th ed.) Citation

Wren, R. C. Potter's Cyclopaedia of Botanical Drugs and Preparations. Potter & Clarke, 1907.

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