000 00428nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a631.4:55 L2
100 _a"Ritchey, S.J. & Cairns,J., Ed."
245 _aEcology of land : Symposium sponsored by society of the Sigma X1 and Center for Environmental Studies
260 _a1972
_bVerginia Polytechnic Inst. & State Univ.
_cBlacksburg(Verginia)
300 _a49
942 _cBK
999 _c57665
_d57665