TY  - BOOK
AU  - BERNSTEIN, Robert A.
AU  - DYER, James A.
TI  - INTRODUCTION TO POLITICAL SCIENCE METHODS
SN  - 0 13 493304 4
U1  - 320.018 
PY  - 1979///
CY  - New Jersy
PB  - Prentice-Hall Incorporation, New Jersy 
ER  -