Dyfyniad APA

THUESEN, G. (1993). Engineering Economy G.j Thuesen And W.j Fabrycky. Prentice Hall.

Dyfyniad Arddull Chicago

THUESEN, G.J. Engineering Economy G.j Thuesen And W.j Fabrycky. Prentice Hall, 1993.

Dyfyniad MLA

THUESEN, G.J. Engineering Economy G.j Thuesen And W.j Fabrycky. Prentice Hall, 1993.

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