00779cam a22002531 4500 l 64000052 DLC 20260227111547.0 830706s1964 dcu f000 0 eng l 64000052 (OCoLC)9673575 DLC CNoS DLC premarc HD8051 .A7876 no. 266 David, Lily Mary. Recent collective bargaining and technological change. [Washington] U.S. Dept. of Labor, Bureau of Labor Statistics, 1964. ii, 14 p. 26 cm. BLS report no. 266 Cover title. Collective labor agreements United States. Technological innovations United States. BLS report ; no. 266. 37153 37153