Cita APA (7a ed.)

(1946). Look at America. The Country You Know and Don't Know. Houghton Mifflin Co..

Cita Chicago Style (17a ed.)

Look at America. The Country You Know and Don't Know. Boston: Houghton Mifflin Co., 1946.

Cita MLA (9a ed.)

Look at America. The Country You Know and Don't Know. Houghton Mifflin Co., 1946.