Dyfyniad APA

Lewis, M., & Bakeless, J. E. (1964). The journals of Lewis and Clark. New American Library.

Dyfyniad Arddull Chicago

Lewis, Meriwether, and John Edwin Bakeless. The Journals of Lewis and Clark. New York: New American Library, 1964.

Dyfyniad MLA

Lewis, Meriwether, and John Edwin Bakeless. The Journals of Lewis and Clark. New American Library, 1964.

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