TY  - BOOK
AU  - Manheim, Jarol B., Rich, Richard C.
TI  - Empirical political analysis : research methods in political science
SN  - 0-13-274605-0
PY  - 1981///
CY  - Englewood Cliffs 
PB  - Prentice-Hall, Inc.
N1  - Іл., табл
ER  -