TY  - BOOK
AU  - Goodman,John M.
TI  - Hard disk secrets
SN  - 8186011714
U1  - 621.38195 
PY  - 1994///.
CY  - New Delhi
PB  - Galgotia Publications Private Limited
KW  - A simple electronic motor
KW  - Servo track details
KW  - A multipole motor
ER  -