APA (7th ed.) Citation

Guth, H. P., & Schuster, E. H. (1970). American English Today: Our common language. Mcgraw-Hill.

Chicago Style (17th ed.) Citation

Guth, Hans P., and Edgar H. Schuster. American English Today: Our Common Language. New York: Mcgraw-Hill, 1970.

MLA (9th ed.) Citation

Guth, Hans P., and Edgar H. Schuster. American English Today: Our Common Language. Mcgraw-Hill, 1970.