Cita APA (7a ed.)

Alexander, W. M., & Hines, V. A. (1967). Independent study in secondary schools. Holt, Rinehart and Winston.

Cita Chicago Style (17a ed.)

Alexander, William M., y Vynce Albert Hines. Independent Study in Secondary Schools. New York [etc.]: Holt, Rinehart and Winston, 1967.

Cita MLA (9a ed.)

Alexander, William M., y Vynce Albert Hines. Independent Study in Secondary Schools. Holt, Rinehart and Winston, 1967.