Cita APA (7a ed.)

Eldridge, F. R. (1921). Trading with Asia. D. Appleton.

Cita Chicago Style (17a ed.)

Eldridge, Frank R. Trading with Asia. New York [etc.]: D. Appleton, 1921.

Cita MLA (9a ed.)

Eldridge, Frank R. Trading with Asia. D. Appleton, 1921.