TY  - BOOK
AU  - Silvern,Leonard Charles
TI  - Preparing occupational instruction
SN  - 0876571151
U1  - 370.113 22
PY  - 1977///].
CY  - [Los Angeles]: 
PB  - Education and Training Consultants Co., 
KW  - Vocational education
KW  - Administration
N1  - Includes bibliographical references
ER  -