APA (7th ed.) Citation

Pengelly, A. (1949). The Constituents of Medicinal Plants: An Introduction to the Chemistry and Therapeutics of Herbal Medicine (2nd.). Ausrtralia.

Chicago Style (17th ed.) Citation

Pengelly, Andrew. The Constituents of Medicinal Plants: An Introduction to the Chemistry and Therapeutics of Herbal Medicine. 2nd. Allen & Unwin: Ausrtralia, 1949.

MLA (9th ed.) Citation

Pengelly, Andrew. The Constituents of Medicinal Plants: An Introduction to the Chemistry and Therapeutics of Herbal Medicine. 2nd. Ausrtralia, 1949.