Gaya APA
modern english a practical reference guide. (1972).
London:
prentice hall, inc.
Gaya Chicago
modern english a practical reference guide.
.
London:
prentice hall, inc,
1972.
Text.
Gaya MLA
modern english a practical reference guide.
.
London:
prentice hall, inc,
1972.
Text.
Gaya Turabian
modern english a practical reference guide.
London:
prentice hall, inc,
1972.
Print.