TY - GEN AU - Sims, John H. (ed.) AU - Baumann, D. Duane TI - Human behaviour and the environment: interactions between man and his physical world T2 - Maaroufa Press Geography Series SN - 088425002 PY - 1974/// CY - Chicago PB - Maaroufa Press Inc. KW - Nature - Effect of human beings on KW - Human ecology ER -