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 . N68, K8 . 91(7)" PY - 1968/// CY - Washington PB - Bureau of labor statistics . ER -