Franklin

MLA

Northern Ireland Government Purchasing Service: Government Purchasing Agency Annual Report and Accounts 1998/99. Cambridge [eng.]: Proquest LLC, 2007.

APA

(2007). Northern Ireland Government Purchasing Service: Government Purchasing Agency annual report and accounts 1998/99. Cambridge [eng.]: Proquest LLC.

Chicago

Northern Ireland Government Purchasing Service: Government Purchasing Agency Annual Report and Accounts 1998/99. Cambridge [eng.]: Proquest LLC, 2007.