TY  - BOOK
AU  - Dytham,Calvin
TI  - Choosing and using statistics: a biologist's guide 
SN  - 1405102438 (pbk. : alk. paper)
U1  - 570.15195 
PY  - 2003///
CY  - Malden, MA
PB  - Blackwell Pub.
KW  - BiometrÃ­a
KW  - BioestadÃ­stica
ER  -