00347nam a2200133 a 4500008004100000020001500041050001400056100002700070245004100097260002600138300001600164350000900180700002400189120416s0000    ||||||||||||||||| ||    u  a0582355974  aGB 60 Kna  aKnapp, Brian J., 1946-10aChallenge of the natural environment  aHarlowbLongmanc1989  a272p. : ill  a0.00  aMcCrae, Duncan L. R