Tufail, J., & Lyon, K. (2007). Listen up! speak up!: The third book of speaking up : a plain text guide to advocacy. Jessica Kingsley Publishers.
Citazione stile Chigago Style (17a edizione)Tufail, John, e Kate Lyon. Listen Up! Speak Up!: The Third Book of Speaking Up : a Plain Text Guide to Advocacy. London ; Philadelphia: Jessica Kingsley Publishers, 2007.
Citatione MLA (9a ed.)Tufail, John, e Kate Lyon. Listen Up! Speak Up!: The Third Book of Speaking Up : a Plain Text Guide to Advocacy. Jessica Kingsley Publishers, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.