Dyfyniad APA

Wallace, H. A., & Martin, J. R. (1967). Asphalt pavement engineering. McGraw-Hill.

Dyfyniad Arddull Chicago

Wallace, Hugh A., and John Rogers Martin. Asphalt Pavement Engineering. New York: McGraw-Hill, 1967.

Dyfyniad MLA

Wallace, Hugh A., and John Rogers Martin. Asphalt Pavement Engineering. McGraw-Hill, 1967.

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