TY  - BOOK
AU  - Simon, Edward H.
AU  - Grossfield, Joseph
TI  - CHALLENGE OF GENETICS
U1  - 575.1 
PY  - 1971///
CY  - Reading, Mass.
PB  - Addison-Wesley Pub.
KW  - Genetics
N1  - Problems Designed To Enlighten And Stimulate Students Of Genetics
ER  -