Cita APA (7th ed.)

Carron, G., & Carr-Hill, R. A. (1991). Non-formal education: Information and planning issues. International Institute for Educational Planning.

Cita Chicago (17th ed.)

Carron, Gabriel, i Roy A. Carr-Hill. Non-formal Education: Information and Planning Issues. Paris: International Institute for Educational Planning, 1991.

Cita MLA (9th ed.)

Carron, Gabriel, i Roy A. Carr-Hill. Non-formal Education: Information and Planning Issues. International Institute for Educational Planning, 1991.