TY  - BOOK
AU  - Christiansen F B Ed.
AU  -  Fenchel T M Ed.
ED  - Symposium on measuring selestion in natural populations (1976 : Sadbjerg Manor House)
TI  - Proceeding on measuring selection in natural populations
T2  - Lecture notes in biomathematics; 19
U1  - G:6p1,N76, L7 
PY  - 1977///
CY  - Berlin
PB  - Springer-Verlag         
KW  - Biology
ER  -