APA (7th ed.) Citation

Arnold, C. A. (1931). On Callixylon newberryi (Dawson) Elkins et Wieland. University of Michigan press.

Chicago Style (17th ed.) Citation

Arnold, Chester A. On Callixylon Newberryi (Dawson) Elkins Et Wieland. Ann Arbor: University of Michigan press, 1931.

MLA (9th ed.) Citation

Arnold, Chester A. On Callixylon Newberryi (Dawson) Elkins Et Wieland. University of Michigan press, 1931.