Petikan APA

Wan Salleh, W. M. N. H., Ahmad, F., Mohd. Sirat, H., & Khong, H. Y. (2012). Chemical compositions and antibacterial activity of the leaf and stem oils of piper porphyrophyllum (lindl.) N.E. Br.

Petikan Gaya Chicago

Wan Salleh, Wan Mohd. Nuzul Hakimi, Farediah Ahmad, Hasnah Mohd. Sirat, and Heng Yen Khong. Chemical Compositions and Antibacterial Activity of the Leaf and Stem Oils of Piper Porphyrophyllum (lindl.) N.E. Br. 2012.

Petikan MLA

Wan Salleh, Wan Mohd. Nuzul Hakimi, Farediah Ahmad, Hasnah Mohd. Sirat, and Heng Yen Khong. Chemical Compositions and Antibacterial Activity of the Leaf and Stem Oils of Piper Porphyrophyllum (lindl.) N.E. Br. 2012.