Cita APA (7a ed.)

Guyer, W. (1932). Pestalozzi: Walter Guyer. Huber.

Cita Chicago Style (17a ed.)

Guyer, Walter. Pestalozzi: Walter Guyer. Frauenfeld [u.a.]: Huber, 1932.

Cita MLA (8a ed.)

Guyer, Walter. Pestalozzi: Walter Guyer. Huber, 1932.