Dyfyniad APA
Hackett, M., Statham, G., & Bowsher, M. (2016). The Aqua Group guide to procurement, tendering and contract administration (Second edition.). Wiley Blackwell.
Dyfyniad Arddull Chicago
Hackett, Mark, Gary Statham, and Michael Bowsher. The Aqua Group Guide to Procurement, Tendering and Contract Administration. Second edition. Chichester, England: Wiley Blackwell, 2016.
Dyfyniad MLA
Hackett, Mark, et al. The Aqua Group Guide to Procurement, Tendering and Contract Administration. Second edition. Wiley Blackwell, 2016.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.