TY  - BOOK
AU  - Harris,Ben M.
AU  - Bessent,Wailand
AU  - McIntyre,Kenneth Ernest
TI  - In-service education: a guide to better practice, materials for laboratory sessions 
AV  - LB1731 .H28 Manual
U1  - 370/.72 
PY  - 1969///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Teachers
KW  - In-service training
ER  -