Cita APA

Hobson, J. A. (1921). Problems of a new world. Macm.

Citación estilo Chicago

Hobson, John Atkinson. Problems of a New World. New York: Macm, 1921.

Cita MLA

Hobson, John Atkinson. Problems of a New World. Macm, 1921.

Warning: These citations may not always be 100% accurate.