APA (7th ed.) Citation
Langan, J. (1981). English Skills (2nd ed.). McGraw-Hill.
Chicago Style (17th ed.) Citation
Langan, John. English Skills. 2nd ed. New York: McGraw-Hill, 1981.
MLA (9th ed.) Citation
Langan, John. English Skills. 2nd ed. McGraw-Hill, 1981.
Warning: These citations may not always be 100% accurate.