Dyfyniad APA

Randolph, M., Gourvenec, S., White, D., & Cassidy, M. (2011). Offshore geotechnical engineering. Spoon press.

Dyfyniad Arddull Chicago

Randolph, Mark, Susan Gourvenec, David White, and Mark Cassidy. Offshore Geotechnical Engineering. Oxon: Spoon press, 2011.

Dyfyniad MLA

Randolph, Mark, et al. Offshore Geotechnical Engineering. Spoon press, 2011.

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