Dyfyniad APA

CONSTRUCTION, i. c. (1998). Constructors Key Guide To Pfi Construction Industry Council. Thomas Telford.

Dyfyniad Arddull Chicago

CONSTRUCTION, industry council. Constructors Key Guide To Pfi Construction Industry Council. Thomas Telford, 1998.

Dyfyniad MLA

CONSTRUCTION, industry council. Constructors Key Guide To Pfi Construction Industry Council. Thomas Telford, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.