MacKinnon, J. R. & G. B. Villamor. 2004. ISBN 971-8986-60-X. This publication showcases the ASEAN Heritage Parks Programme and ASEAN's greatest natural parks. The publication describes 36 ASEAN and World Heritage Parks of the 10 ASEAN member countries. It portrays the amazing richness of the various life forms that are immeasurably valuable and useful to humans.