Plant resources of South-East Asia. No 19, Essential-oil plants / Essential-oil plants L.P.A. Oyen and Nguyen Xuan Dung, editors - Bogor, Indonesia : Prosea, 1999 - 277 p. : ill., map ; 26 cm. ISBN: 979831624X Subjects--Topical Terms: Botany, Economic--Asia, Southeastern Dewey Class. No.: 581.959 / P713