TY  - BOOK
AU  - Huitema Bradley E
TI  - Analysis of covariance and alternatives: statistical methods for experiments, quasi-experiments, and single-case studies
SN  - 978-0-471-74896-0
U1  - 000SA.069 
PY  - 2011///
CY  - New Jersey
PB  - John Wiley
KW  - Analysis of covariance
ER  -