TY  - BOOK
AU  - Hallgrimsson, B,
AU  - Hall, B. K,
TI  - Variation: A Central Concept in Biology
SN  - 0120887770
U1  - 576 
PY  - 2005///
CY  - Amsterdam
PB  - Elsevier
KW  - Biology
KW  - Genetics & evolution
ER  -