APA Style
Crystal, David. (1974).
what is Linguistics? (3rd).
London:
Edward Arnold (Publishers) Ltd.
Chicago Style
Crystal, David.
what is Linguistics?.
3rd
London:
Edward Arnold (Publishers) Ltd,
1974.
Text.
MLA Style
Crystal, David.
what is Linguistics?.
3rd
London:
Edward Arnold (Publishers) Ltd,
1974.
Text.
Turabian Style
Crystal, David.
what is Linguistics?.
3rd
London:
Edward Arnold (Publishers) Ltd,
1974.
Print.