Gaya APA
DIGITAL ELECTRONIC. (1985).
London:
Library of Congress CatalogCard.
Gaya Chicago
DIGITAL ELECTRONIC.
.
London:
Library of Congress CatalogCard,
1985.
Text.
Gaya MLA
DIGITAL ELECTRONIC.
.
London:
Library of Congress CatalogCard,
1985.
Text.
Gaya Turabian
DIGITAL ELECTRONIC.
London:
Library of Congress CatalogCard,
1985.
Print.