TY  - BOOK
AU  - Lasker, G.W.
AU  - Lasker,G.W.
TI  - Research Strategies in human biology:field and survey studies
SN  - 978-0-521-43188-0
U1  - 573.072 
PY  - 1993///
CY  - New York
PB  - Cambridge University Press
ER  -