TY  - BOOK
AU  - Welkowitz,joan
AU  - Ewen,robert b.Cohen,jacob
TI  - Introductory statistics for the behavioral scienes
SN  - 0155459848
U1  - 519.5 22
PY  - 1990///
CY  - New York
PB  - Wiley
KW  - Introductory statistics
N1  - Includes bibliographical references and index
ER  -