TY  - BOOK
AU  - Wirst, Frederick  M.
ED  - Morey, D. Roy
ED  - Brakeman, F. Louis
TI  - Introductory problems in political research
U1  - 320.072 
PY  - 1970///
CY  - Englewood, Cliffs, N.J. 
PB  - Prentice - Hall
ER  -