APA (7 ম সংস্করণ) উদ্ধৃতি

Leaver, B. L., & Willis, J. R. (2004). Task-based instruction in foreign language education: Practices and programs. Georgetown University Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Leaver, Betty Lou, এবং Jane R. Willis. Task-based Instruction in Foreign Language Education: Practices and Programs. Washington, D.C.: Georgetown University Press, 2004.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Leaver, Betty Lou, এবং Jane R. Willis. Task-based Instruction in Foreign Language Education: Practices and Programs. Georgetown University Press, 2004.