Gaya APA

Faiz, Asif. (1979). Engineering economics of the maintenance of earth and gravel roads . : TRB.

Gaya Chicago

Faiz, Asif. Engineering economics of the maintenance of earth and gravel roads. : TRB, 1979. Computer Software.

Gaya MLA

Faiz, Asif. Engineering economics of the maintenance of earth and gravel roads. : TRB, 1979. Computer Software.

Gaya Turabian

Faiz, Asif. Engineering economics of the maintenance of earth and gravel roads. : TRB, 1979. Computer Software.