TY  - BOOK
AU  - Petrov,Lyuben
TI  - Poletarian internationalism
U1  - 324.1 
PY  - 1981///
CY  - Sofia
PB  - The Press
KW  - Internationalism
KW  - Nationalism
KW  - Proletariat
N1  - Includes bibliographical references and index
ER  -