TY  - BOOK
AU  - Clifton,Roy Henry
TI  - Principles of planned maintenance
SN  - 0713133171 :
AV  - TS192 .cli 1974
U1  - 658.2/02 
PY  - 1974///
CY  - London
PB  - Arnold
KW  - Plant maintenance
N1  - Includes index; Bibliography: p. 225
ER  -