Dyfyniad APA

Derucher, K. N. (1981). Materials For Civil And Highway Engineers / Kenneth N. Derucher. Prentice-Hall.

Dyfyniad Arddull Chicago

Derucher, Kenneth N. Materials For Civil And Highway Engineers / Kenneth N. Derucher. Prentice-Hall, 1981.

Dyfyniad MLA

Derucher, Kenneth N. Materials For Civil And Highway Engineers / Kenneth N. Derucher. Prentice-Hall, 1981.

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