Cita APA (7th ed.)

Shawcross, W. (1962). Manual of commercial english. Isaac Pitman.

Cita Chicago (17th ed.)

Shawcross, W. Manual of Commercial English. London: Isaac Pitman, 1962.

Cita MLA (9th ed.)

Shawcross, W. Manual of Commercial English. Isaac Pitman, 1962.