Gaya APA
Brockman, John. ([s.a.]).
Thingking .
[s.l.]:
Harper Collins.
Gaya Chicago
Brockman, John.
Thingking.
[s.l.]:
Harper Collins,
[s.a.].
Text.
Gaya MLA
Brockman, John.
Thingking.
[s.l.]:
Harper Collins,
[s.a.].
Text.
Gaya Turabian
Brockman, John.
Thingking.
[s.l.]:
Harper Collins,
[s.a.].
Print.