APA (7th ed.) Zitazioa

Zhao Sandy, Leung Kelvin, & Chan Kelvin. (2009). Harmonization of monographic standards is needed to ensure the quality of Chinese medicinal materials. BMC.

Chicago Style (17th ed.) Zitazioa

Zhao Sandy, Leung Kelvin, eta Chan Kelvin. Harmonization of Monographic Standards Is Needed to Ensure the Quality of Chinese Medicinal Materials. BMC, 2009.

MLA (9th ed.) Zitazioa

Zhao Sandy, et al. Harmonization of Monographic Standards Is Needed to Ensure the Quality of Chinese Medicinal Materials. BMC, 2009.