TY  - BOOK
AU  - Walker, Derek H. T.
TI  - Procurement systems: : a cross-industry project management
SN  - 0203939697
PY  - 2008///
CY  - New York
PB  - Taylor & Francis
UR  - http://opac.dbit.in/cgi-bin/koha/opac-retrieve-file.pl?id=ba01643f7d81499e6ff2e2b1d8157702
ER  -