APA (7th ed.) Citation

Steinberg, M. T., & Krohn, R. (1977). Answer key to Robert Krohn's English sentence structure. University of Michigan Press.

Chicago Style (17th ed.) Citation

Steinberg, Miho Tanaka, and Robert Krohn. Answer Key to Robert Krohn's English Sentence Structure. Ann Arbor: University of Michigan Press, 1977.

MLA (9th ed.) Citation

Steinberg, Miho Tanaka, and Robert Krohn. Answer Key to Robert Krohn's English Sentence Structure. University of Michigan Press, 1977.