00359nam a2200109 a 450000500170000008200220001710000250003924500850006426000460014930000230019549000310021820251203091943.0  a621.3678,bD, Raj  aRajan, Mohan Sundara  aRemote Sensing and Geographic Information system for Natural Resource Management  aPhilippinesbAsian Development Bankc1991  axii, 202p.c26 cm.  aADB Environmental Paperd9