Cita APA (7a ed.)

Green, E., & Bartram, R. (1961). Let's go to a steel mill. G.P. Putnam's Sons.

Cita Chicago Style (17a ed.)

Green, Erma, y Robert Bartram. Let's Go to a Steel Mill. New York: G.P. Putnam's Sons, 1961.

Cita MLA (9a ed.)

Green, Erma, y Robert Bartram. Let's Go to a Steel Mill. G.P. Putnam's Sons, 1961.