APA引文

Klippel, F. . .. Keep talking: Communicative fluency activities for language teaching. Cambridge University Press.

Chicago Edition Citation

Klippel, Friederike. Keep Talking: Communicative Fluency Activities for Language Teaching. Cambridge: Cambridge University Press.

MLA引文

Klippel, Friederike. Keep Talking: Communicative Fluency Activities for Language Teaching. Cambridge University Press.

警告：这些引文格式不一定是100％准确.