G.A. Norton Pest Management - New York Pergamon Press 1979 - 349p - Vol.4 . G.A. Norton & C.S. Holling: Pest Management. New York. Pergamon Press, 1979. 0-050234075--(632.9506NOR) ENGLISH ISBN: 0-050234075 Dewey Class. No.: 632.9506 / NOR