APA (7th ed.) Citation

Kenner, D., & By Requena , Y. (1996). Botanical modicine: A European professional perspective. Paradigm.

Chicago Style (17th ed.) Citation

Kenner, Dan, and Yves By Requena. Botanical Modicine: A European Professional Perspective. Rrookline, Masss.: Paradigm, 1996.

MLA (9th ed.) Citation

Kenner, Dan, and Yves By Requena. Botanical Modicine: A European Professional Perspective. Paradigm, 1996.