Gaya APA
HARRIS, M. (1992).
Prentice hall reference guide to grammar and usage (shorter ed.).
Englewood Cliffs, New Jersey:
Prentice Hall.
Gaya MLA
HARRIS, Muriel.
"Prentice hall reference guide to grammar and usage".
shorter ed.
Englewood Cliffs, New Jersey:
Prentice Hall,
1992.
Buku.