TY - BOOK AU - "UNITED STATES , LABOR (Deptt. of ), LABOR STATISTICS (Bureau of --) ." ED - "UNITED STATES , LABOR (Deptt. of ), LABOR STATISTICS (Bureau of --) ." TI - Monthly labor review U1 - "X : 9m . 73 . N73, L3 . 96 (6)" PY - 1973/// CY - Washington PB - US govt. printing office . ER -