Dyfyniad APA

TOMLINSON, M. (1980). Foundation design and contruction.-- Ed.4. Pitman Advanced.

Dyfyniad Arddull Chicago

TOMLINSON, M.J. Foundation Design and Contruction.-- Ed.4. Boston: Pitman Advanced, 1980.

Dyfyniad MLA

TOMLINSON, M.J. Foundation Design and Contruction.-- Ed.4. Pitman Advanced, 1980.

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