Gaya APA

Natori, S. et al (1981). Advances in Natural Products Chemistry: Extraxtion and Isolation of Biologically Active Compounds . Tokyo: Kodansha.

Gaya MLA

Natori, S. et al. "Advances in Natural Products Chemistry: Extraxtion and Isolation of Biologically Active Compounds". Tokyo: Kodansha, 1981. Text.