Kuan, L. G. (1986). Herbal medicine and drug substitution: Perceptions and attitudes of PGH health workers. University of the Philippines Manila.
Chicago Style (17th ed.) CitationKuan, Letty G. Herbal Medicine and Drug Substitution: Perceptions and Attitudes of PGH Health Workers. Manila: University of the Philippines Manila, 1986.
MLA (9th ed.) CitationKuan, Letty G. Herbal Medicine and Drug Substitution: Perceptions and Attitudes of PGH Health Workers. University of the Philippines Manila, 1986.
Warning: These citations may not always be 100% accurate.