TY  - BOOK
AU  - Gilfillan, S. C.
TI  - The sociology of invention
SN  - 262 57020 3
PY  - 1963///
CY  - Cambridge
PB  - The M.I.T Press
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=4727
ER  -