Wardhaugh, R. (1972). Introduction to linguistics. McGraw-Hill.
Chicagoスタイル(17版)引用形式Wardhaugh, Ronald. Introduction to Linguistics. New York, Estados Unidos: McGraw-Hill, 1972.
MLA(9版)引用形式Wardhaugh, Ronald. Introduction to Linguistics. McGraw-Hill, 1972.
警告: この引用は必ずしも正確ではありません.