APA (7th ed.) Citation

Weiss, E. A. (1997). Essential oil crops. CAB International.

Chicago Style (17th ed.) Citation

Weiss, E. A. Essential Oil Crops. Wallingford, Oxon, UK ; New York: CAB International, 1997.

MLA (9th ed.) Citation

Weiss, E. A. Essential Oil Crops. CAB International, 1997.