Cita APA (7a ed.)

Ripman, W. (1937). English sounds: A book for english boys and girls. J. M. Dent and Sons.

Cita Chicago Style (17a ed.)

Ripman, Walter. English Sounds: A Book for English Boys and Girls. London: J. M. Dent and Sons, 1937.

Cita MLA (9a ed.)

Ripman, Walter. English Sounds: A Book for English Boys and Girls. J. M. Dent and Sons, 1937.