Gaya APA
Popular Mechanics volume 7. (1986).
New York:
Hearst Brand Development.
Gaya Chicago
Popular Mechanics volume 7.
.
New York:
Hearst Brand Development,
1986.
Text.
Gaya MLA
Popular Mechanics volume 7.
.
New York:
Hearst Brand Development,
1986.
Text.
Gaya Turabian
Popular Mechanics volume 7.
New York:
Hearst Brand Development,
1986.
Print.