000 00715 a2200313 4500
001 30907
020 _a0-471-19601-00
041 _aeng
080 _a620.91:577.4 Das(2)
245 _aEnvironmental conservation
250 _a3rd ed
260 _aNew York
260 _bJohn Wiley,
260 _c1972
300 _axi,473 p.
300 _c24 cm
490 _a
100 _aDasmann, Raymond F.
700 _a
650 _a
650 _aConservation of natural resources
650 _aEcology
650 _aHuman ecology
650 _aConservation of natural resources-United States
650 _aEcology-United States
650 _aHuman ecology-United States
942 _cBK
942 _2UDC
999 _c83696
_d83696