Gaya APA

Guenther, E. (1973). The Essential Oils. Volume 6 :Individual Essential Oils Of The Plants Families Eriacaceae. . New York: Robbet E. Krieger.

Gaya MLA

Guenther, Ernest. "The Essential Oils. Volume 6 :Individual Essential Oils Of The Plants Families Eriacaceae.". New York: Robbet E. Krieger, 1973. Text.