Gaya APA

Ratnasari, E, Y. (2016). Farmakognosi . Surabaya: Surabaya: UNESA University Press, 2016.

Gaya MLA

Ratnasari, Evie;, Yuliani. "Farmakognosi". Surabaya: Surabaya: UNESA University Press, 2016, 2016. Text.