Nickson, D. (2012). Bids, proposals and tenders: Succeeding with effective writing. British Computer Society.
Lua i Stíl Chicago (17ú heag.)Nickson, David. Bids, Proposals and Tenders: Succeeding with Effective Writing. London: British Computer Society, 2012.
Lua MLA (9ú heag.)Nickson, David. Bids, Proposals and Tenders: Succeeding with Effective Writing. British Computer Society, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.