Dyfyniad APA

DEWHURST R F. (1972). BUSINESS COST BENEFIT ANALYSIS. MCGRAW-HILL.

Dyfyniad Arddull Chicago

DEWHURST R F. BUSINESS COST BENEFIT ANALYSIS. LONDON: MCGRAW-HILL, 1972.

Dyfyniad MLA

DEWHURST R F. BUSINESS COST BENEFIT ANALYSIS. MCGRAW-HILL, 1972.

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