Gaya APA

Andrews, W.P.. (1960). Concrete and soil-cement roads . : Contractors Record Ltd..

Gaya Chicago

Andrews, W.P.. Concrete and soil-cement roads. : Contractors Record Ltd., 1960. Text.

Gaya MLA

Andrews, W.P.. Concrete and soil-cement roads. : Contractors Record Ltd., 1960. Text.

Gaya Turabian

Andrews, W.P.. Concrete and soil-cement roads. : Contractors Record Ltd., 1960. Print.