00534nam a22001217a 4500 RUA AGR TRA 2018 A126 Or. TRAN CANH, ត្រាន កាញ់ Connaissance De L'environnement pour de'veloppement durable. Knowledge on Environment for sustainable development.,ចំណេះដឹងផ្នែកបរិស្ថាន ដើម្បីអភិវឌ្ឍជានិរន្តរភាព PHNOM PENH RUA 2018 164p. ill. 22cm. REC 25362 25362 0 0 0 AGR_TRA_2018_000000000000000_A126_OR 0 105573 LBA LBA A126 2025-07-14 AGR TRA 2018 A126 Or. A084483 2025-07-14 REC