APA Citation

Claus, E. P., Tyler, V. E., & Brady, L. R. (1971). Pharmacognosy (6th.). Philadelphia: Lea & Febiger.

Chicago Style Citation

Claus, Edward P., Varro E. Tyler, and Lynn R. Brady. Pharmacognosy. 6th. Philadelphia: Lea & Febiger, 1971.

MLA Citation

Claus, Edward P., Varro E. Tyler, and Lynn R. Brady. Pharmacognosy. 6th. Philadelphia: Lea & Febiger, 1971.

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