Nieuwolt,S., Agro-ecological regions in peninsular Malaysia / S.Nieuwolt, M.Zaki Ghazalli and B.Gopinathan - Selangor : Mardi, [Date of publication not identified] - 20 pages : illustration ; 30 cm Includes table Includes bibliographical references and index Subjects--Topical Terms: Biology --Ecology --Study and teaching LC Class. No.: QH541.2 N54