Book review printed in The Jakarta Post, July 12, 1994.
A book review printed on The Jakarta Post Dec 6, 1994.
An article printed on The Jakarta Post, June 4, 1996.
MENCARI-SISTEM-PERTANIANDownloadBerita Bumi 1994/Konphalindo
Printed in Berita Bumi 1994/Konphalindo
KERAGAMAN-HAYATI-JAWA-BARATDownloadPrinted in Berita Bumi 1994/Konphalindo