TY  - BOOK
AU  - Engels,Friedrich, Nova, Feritz.
AU  - x
TI  - ... His contributions to political theory: x
SN  - x
U1  - 320.1/ENH 
PY  - 1968///
CY  - Lond.
PB  - vision
KW  - Political Science, Theory of
N1  - x
ER  -