00300nam a2200109 a 450000500170000002000150001708200150003210000640004724500270011126000310013830000210016920251203091647.0  a0471533971  a576.5bGAR  aGardner, Eldon John, Simmons, Michael J., Peter Snustad, D.  aPrinciples of genetics  aNew YorkbJohn Wileyc1991  axviii,700p, 26cm