TY  - BOOK
AU  - Betts,P.W
TI  - Supervisory studies a managerial perspective
SN  - 0273034405 (paperback)
AV  - HF5549.15 B48 
PY  - 1989///
CY  - London
PB  - Pitman Publishing
KW  - Supervisory
KW  - Managerial
N1  - Includes bibliographical references and index
ER  -