APA (7th ed.) Citation

Gruenewald, L. J., & Pollak, S. A. (1984). Language interaction in teaching and learning. University Park Press.

Chicago Style (17th ed.) Citation

Gruenewald, Lee J., and Sara A. Pollak. Language Interaction in Teaching and Learning. Baltimore, Md.: University Park Press, 1984.

MLA (9th ed.) Citation

Gruenewald, Lee J., and Sara A. Pollak. Language Interaction in Teaching and Learning. University Park Press, 1984.