Cita APA (7a ed.)

Smith, L. P. (1941). The english language (17th print.). Thornton Butterworth.

Cita Chicago Style (17a ed.)

Smith, Logan Pearsall. The English Language. 17th print. London: Thornton Butterworth, 1941.

Cita MLA (9a ed.)

Smith, Logan Pearsall. The English Language. 17th print. Thornton Butterworth, 1941.