APA (7th ed.) Citation

Guenther, E. (1948). The Essential oils. D. Van Nostrand Company.

Chicago Style (17th ed.) Citation

Guenther, Ernest. The Essential Oils. Toronto [etc.]: D. Van Nostrand Company, 1948.

MLA (9th ed.) Citation

Guenther, Ernest. The Essential Oils. D. Van Nostrand Company, 1948.

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