Cita APA (7th ed.)

Heron, J. (1999). The complete facilitator's handbook. Kogan page.

Cita Chicago (17th ed.)

Heron, John. The Complete Facilitator's Handbook. USA: Kogan page, 1999.

Cita MLA (9th ed.)

Heron, John. The Complete Facilitator's Handbook. Kogan page, 1999.