Wellnitz, William R. Genetics problem solving guide / by William R. Wellnitz. - 2nd ed. - Dubuque, Iowa : Wm. C. Brown Publishers, c1995. - xi,176 p.: ill.; 28 cm. Includes index. ISBN: 0697137392 Subjects--Topical Terms: Genetics--Problems, exercises, etc LC Class. No.: QH440.3 / W44 1995