TY - BOOK AU - Weiss,Abraham AU - Nix,James Charles TI - Collective bargaining provisions: preamble, scope of bargaining unit, duration of agreements AV - HD8051 .A62 no. 908-19 U1 - 331.116 PY - 1950///] CY - Washington PB - U.S. Govt. Print. Off. KW - Collective labor agreements KW - United States ER -