Tufail, J., & Lyon, K. (2007). Listen up! speak up!: The third book of speaking up : a plain text guide to advocacy. Jessica Kingsley Publishers.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিTufail, John, এবং Kate Lyon. Listen Up! Speak Up!: The Third Book of Speaking Up : a Plain Text Guide to Advocacy. London ; Philadelphia: Jessica Kingsley Publishers, 2007.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিTufail, John, এবং Kate Lyon. Listen Up! Speak Up!: The Third Book of Speaking Up : a Plain Text Guide to Advocacy. Jessica Kingsley Publishers, 2007.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.