Cita APA (7a ed.)

Vos Malan, W. d. (1923). Tendencies in secondary education. Columbia University.

Cita Chicago Style (17a ed.)

Vos Malan, W de. Tendencies in Secondary Education. New York: Columbia University, 1923.

Cita MLA (9a ed.)

Vos Malan, W de. Tendencies in Secondary Education. Columbia University, 1923.