Gaya APA
Andrews, Alice. dkk.,. (1979).
World geography .
America:
American Book Company .
Gaya Chicago
Andrews, Alice. dkk.,.
World geography.
America:
American Book Company ,
1979.
Text.
Gaya MLA
Andrews, Alice. dkk.,.
World geography.
America:
American Book Company ,
1979.
Text.
Gaya Turabian
Andrews, Alice. dkk.,.
World geography.
America:
American Book Company ,
1979.
Print.