TY  - BOOK
AU  - Schell, Erwin Haskell
TI  - Technique of executive control
PY  - 1957///
CY  - New York
PB  - Mc Graw-Hill Book Company
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=2238
ER  -