00467nam a2200145Ia 450000100060000000300050000600500170001100800410002824500680006925000110013726000600014830000210020850000570022965000350028646337BIBL20160527183622.0920220|1967||||nyu|||||||||||00010|eng|d10aConservation in the United Statescby A.F. Gustafon and others.  a3. ed.0 aIthaca, New YorkbComstock Publishing Associatesc1967.  aix, 534 p.bill.  a"Suggestions for supplementary reading": p. 513-520. 0aNatural resourcesxU.S.2Local