APA (7th ed.) Citation

Guenther, E. P. The essential oils.vol.6. Van Nostrand Reinhold co.

Chicago Style (17th ed.) Citation

Guenther, Ernest. Ph.D. The Essential Oils.vol.6. Van Nostrand Reinhold co.

MLA (8th ed.) Citation

Guenther, Ernest. Ph.D. The Essential Oils.vol.6. Van Nostrand Reinhold co.

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