Cytowanie według stylu APA (wyd. 7)

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

Cytowanie według stylu Chicago (wyd. 17)

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

Cytowanie według stylu MLA (wyd. 8)

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