Cita APA (7a ed.)

Tarr, R. S., Engeln, O. D. v., & Williamson, B. F. (1934). New physical geography (Rev. ed.). The Macmillan Co.

Cita Chicago Style (17a ed.)

Tarr, Ralph Stockman, Oscar Diedrich von Engeln, y B. F. Williamson. New Physical Geography. Rev. ed. New York, [NY]: The Macmillan Co, 1934.

Cita MLA (9a ed.)

Tarr, Ralph Stockman, et al. New Physical Geography. Rev. ed. The Macmillan Co, 1934.