na INLIS000000000000331 20220420021726 0010-0422000248 Biocontrol of medical and veterinary pests Laird, Marshall xx, 235 hlm. : illus. ; 24 cm. U.S.A : Praeger Publishers, 1981 R 614.4 R 614.4 LAI b 00-305-93921 Conference pests of animals 00000000498