na INLIS000000000022147 Ind 0010-1218003985 Field herpetology : methods for the study of amphibians and reptiles in Minnesota KARNS, DARIL R. Karns, Daril R. [s.l.] University of Minnesota 1986 88 p. 88 p. ills. 597.6+598.1(776) AMPHIBIANS REPTILES mfn-23995