Porter, John
Physical environment & human activities - Oxford, England Allen Lane 1993 - 127 p. 28 cm.
002518 S 106
0199133328
Human ecology.
Nature--Effect of human beings on
577 / P578
Physical environment & human activities - Oxford, England Allen Lane 1993 - 127 p. 28 cm.
002518 S 106
0199133328
Human ecology.
Nature--Effect of human beings on
577 / P578