Dyfyniad APA

Garrison, T. (2009). Essentials of oceanography (5th ed.). Brooks/Cole cengage learning.

Dyfyniad Arddull Chicago

Garrison, Tom. Essentials of Oceanography. 5th ed. Belmont: Brooks/Cole cengage learning, 2009.

Dyfyniad MLA

Garrison, Tom. Essentials of Oceanography. 5th ed. Brooks/Cole cengage learning, 2009.

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