Wardhaugh, R., & Wardhaugh, R. (1972). Introduction to linguistics. New York, New York: McGraw-Hill.
Chicago Style CitationWardhaugh, Ronald, and Ronald Wardhaugh. Introduction to Linguistics. New York, New York: McGraw-Hill, 1972.
MLA CitationWardhaugh, Ronald, and Ronald Wardhaugh. Introduction to Linguistics. New York, New York: McGraw-Hill, 1972.
Warning: These citations may not always be 100% accurate.