APA Style
Wardhaugh, ronald. (1972).
Introduction to linguistics .
Amerika:
McGraw-Hill.
Chicago Style
Wardhaugh, ronald.
Introduction to linguistics.
Amerika:
McGraw-Hill,
1972.
Text.
MLA Style
Wardhaugh, ronald.
Introduction to linguistics.
Amerika:
McGraw-Hill,
1972.
Text.
Turabian Style
Wardhaugh, ronald.
Introduction to linguistics.
Amerika:
McGraw-Hill,
1972.
Print.