Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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