Lim, C. M., Ee, G. C. L., Rahmani, M., & Bong, C. F. J. (2009). Alkaloids from Piper nigrum and Piper betle. Universiti Putra Malaysia Press.
Chicago Style (17th ed.) CitationLim, Chyi Meei, Gwendoline Cheng Lian Ee, Mawardi Rahmani, and Choon Fah Joseph Bong. Alkaloids from Piper Nigrum and Piper Betle. Universiti Putra Malaysia Press, 2009.
MLA (9th ed.) CitationLim, Chyi Meei, et al. Alkaloids from Piper Nigrum and Piper Betle. Universiti Putra Malaysia Press, 2009.
Warning: These citations may not always be 100% accurate.