Cita APA (7th ed.)

Mayer, M. (1976). Today and tomorrow in America. Harper & Row.

Cita Chicago (17th ed.)

Mayer, Martin. Today and Tomorrow in America. New York [u.a.]: Harper & Row, 1976.

Cita MLA (8th ed.)

Mayer, Martin. Today and Tomorrow in America. Harper & Row, 1976.