Books by Roger A. Wojtkiewicz
Modeling Nonlinearity and Inte
Modeling Nonlinearity and Interaction in Regression Analysis Using Spline Variables
Elementary Regression Modeling
Parental-structure experiences
Parental-structure experiences of Whites, Blacks, Mexicans, and Puerto Ricans
Simplicity and complexity in t
Simplicity and complexity in the effects of parental structure on high school graduation
The growth of families headed
The growth of families headed by women