00357nam a2200121Ia 4500008004100000040001600041041001200057082001400069100002500083245009000108260002600198300001100224230917s9999||||xx |||||||||||||| ||und||  e78092aMAIN  aEnglish  a509 R229R  aBrown, Stanley B, ed 4aThe realm of science, v 20: directions and dimensions of life:ecology, man and nature  aLousvillebTouchstone  a192 p.