Nickerson, R. P. (1990). Genetics: A guide to basic concepts and problem solving. Scott, Foresman.
Dyfyniad Arddull ChicagoNickerson, Richard P. Genetics: A Guide to Basic Concepts and Problem Solving. Glenview, IL: Scott, Foresman, 1990.
Dyfyniad MLANickerson, Richard P. Genetics: A Guide to Basic Concepts and Problem Solving. Scott, Foresman, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.