00477nam a22001577a 4500 OSt 20150906105130.0 150906b xxu||||| |||| 00| 0 eng d RUA AGR សួន 1989 B001 Or.1 89 សួន សេរី ឥទ្ធិពលបរិមាណពូជទៅលើទិន្នផលសណ្ដែកសៀង Phnom Penh RUA 1989 59p. ill. 29cm. ddc AGR 83 83 0 0 ddc 0 AGR_សួន_1989_000000000000000_B001_OR_1 0 252 LBB LBB B001 2015-09-06 AGR សួន 1989 B001 Or.1 RUA004747 2015-09-06 2015-09-06 AGR