MARC 主機 00000nam 2200000 a 4500 001 0801652405 008 940120s1973 moua e 001 eng 010 72091509 //r81 020 0801652405 043 n-us--- 050 4 GF27|b.V58 082 04 301.31/07/1073 100 1 Vivian, V. Eugene. 245 10 Sourcebook for environmental education /|c[by] V. Eugene Vivian. 260 Saint Louis :|bMosby,|c1973. 300 viii, 206 p :|billus ;|c23 cm. 650 0 Environmental education|zUnited States.
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