Nguyen & Oyen. (1999). PLANT resources of South-East Asia, no. 19: Essential-oil plants. PROSEA.
Chicago Style (17th ed.) CitationNguyen and Oyen. PLANT Resources of South-East Asia, No. 19: Essential-oil Plants. Bogor, Indonesia: PROSEA, 1999.
MLA (9th ed.) CitationNguyen and Oyen. PLANT Resources of South-East Asia, No. 19: Essential-oil Plants. PROSEA, 1999.
Warning: These citations may not always be 100% accurate.