Dyfyniad APA

Shepard, F. P., & Dill, R. F. Submarine canyons and other sea valleys.

Dyfyniad Arddull Chicago

Shepard, Francis P., and Robert F. Dill. Submarine Canyons and Other Sea Valleys.

Dyfyniad MLA

Shepard, Francis P., and Robert F. Dill. Submarine Canyons and Other Sea Valleys.

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