Cita APA (7a ed.)

Schonell, F. J. (1942). Backwardness in the basic subjects. Oliver and Boyd ; Clarke, Irwin & Company Limited.

Cita Chicago Style (17a ed.)

Schonell, Fred J. Backwardness in the Basic Subjects. Edinburgh and London, Toronto: Oliver and Boyd ; Clarke, Irwin & Company Limited, 1942.

Cita MLA (8a ed.)

Schonell, Fred J. Backwardness in the Basic Subjects. Oliver and Boyd ; Clarke, Irwin & Company Limited, 1942.