Fria, R. T. (2005). Successful RFPs in construction: Managing the request for proposal process. New York, NY: McGraw-Hill.
Dyfyniad Arddull ChicagoFria, Richard T. Successful RFPs in Construction: Managing the Request for Proposal Process. New York, NY: McGraw-Hill, 2005.
Dyfyniad MLAFria, Richard T. Successful RFPs in Construction: Managing the Request for Proposal Process. New York, NY: McGraw-Hill, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.