Gaya APA
Awang, D, V, C. (2009).
Tyler's Herbs of Choice; The Theapeutic Use of Phytomedicinals .
Amerika:
Taylor &Francis Goup.
Gaya MLA
Awang, Dennis, V., C..
"Tyler's Herbs of Choice; The Theapeutic Use of Phytomedicinals".
Amerika:
Taylor &Francis Goup,
2009.
Buku.