TY  - BOOK
AU  - Cockerham C C
ED  - North carolina State Univ. Institute of Statistics
TI  - Frequency dependent selection in randomly mating populations
U1  - 519 
PY  - 1972///
CY  - Raleigh
PB  - North Carolina State Univ
KW  - Frequency depend selection
KW  - Probability
ER  -