TY - BOOK AU - Bowler,Earl M. TI - Supervisory personnel development: a guide for organizing trade and industrial training programs T2 - [United States Office of Education] Vocational Division. Bulletin AV - LC1045 .A25 no. 266 U1 - 658.386 PY - 1957///] CY - [Washington] PB - U.S. Dept. of Health, Education, and Welfare, Office of Education KW - Personnel management KW - Study and teaching KW - Supervision of employees N1 - Bound with Vocational Division bulletin no. 267-no. 272 subsequent to publication; Bibliography: p.31-32 ER -