Cita APA (7a ed.)

Shulman, L. S., & Keislar, E. R. (1966). Learning by discovery: A critical appraisal. Rand McNally.

Cita Chicago Style (17a ed.)

Shulman, Lee S., y Evan R. Keislar. Learning by Discovery: A Critical Appraisal. Chicago: Rand McNally, 1966.

Cita MLA (9a ed.)

Shulman, Lee S., y Evan R. Keislar. Learning by Discovery: A Critical Appraisal. Rand McNally, 1966.