TY  - BOOK
AU  - Underwood, Jane H..
TI  - Human Variation and Human Microevolution / 
SN  - 0-13-447573-9
U1  - Y:5(G:6) 
PY  - 1980///
CY  - New Jersey-07632 : 
PB  - Prentice-Hall Inc. , 
KW  - Sociology
ER  -