APA (7th ed.) Citation

Kimbrough, V. F., & Vai, M. (1991). English on call: Level one. McGraw Hill.

Chicago Style (17th ed.) Citation

Kimbrough, Victoria F., and Marjorie Vai. English on Call: Level One. New York: McGraw Hill, 1991.

MLA (9th ed.) Citation

Kimbrough, Victoria F., and Marjorie Vai. English on Call: Level One. McGraw Hill, 1991.

Warning: These citations may not always be 100% accurate.