TY  - BOOK
AU  - Caspari,Emil
TI  - The working classes of Upper-Silesia: a historical essay 
PY  - 1921///
CY  - London, Edinburgh
PB  - Sampson Low Marston
KW  - Śląsk, Górny
KW  - 1918-1939 r
N1  - BP 1901-1939; t. 3 p. 27754.
ER  -