TY  - BOOK
AU  - Zisk,Betty H.
AU  - Rood,Steven
TI  - Political research: a methodological sampler 
SN  - 0669023388
PY  - 1981///
CY  - Lexington, Toronto
PB  - D. C. Heath and Company
KW  - Nauki polityczne
KW  - metodologia
KW  - kaba
ER  -