Cita APA (7a ed.)
Putz, F., & Viana, V. (1996). Biological challenges for certification of tropical timber.
Cita Chicago Style (17a ed.)
Putz, F.E, y V. Viana. Biological Challenges for Certification of Tropical Timber. 1996.
Cita MLA (9a ed.)
Putz, F.E, y V. Viana. Biological Challenges for Certification of Tropical Timber. 1996.
Precaución: Estas citas no son 100% exactas.