TY  - BOOK
TI  - Economic progress and problems of labor. 
SN  - 0700223150
AV  - HD4901 .B23 1970
PY  - 1970///]
CY  - Scranton, Pa.
PB  - International Textbook Co.
KW  - Labor economics
KW  - Travail
KW  - âEconomie politique
N1  - Includes bibliographies.
ER  -