APA (7th ed.) Citation

Matthew, W. D. (1930). A Pliocene mastodon skull from California, Pliomastodon Vexillarius, n. sp. University of California Press.

Chicago Style (17th ed.) Citation

Matthew, William Diller. A Pliocene Mastodon Skull from California, Pliomastodon Vexillarius, N. Sp. Berkeley, CA: University of California Press, 1930.

MLA (9th ed.) Citation

Matthew, William Diller. A Pliocene Mastodon Skull from California, Pliomastodon Vexillarius, N. Sp. University of California Press, 1930.