Gaya APA
Civilization to coronium 7. (1978).
USA:
Americana Corporation.
Gaya Chicago
Civilization to coronium 7.
.
USA:
Americana Corporation,
1978.
Text.
Gaya MLA
Civilization to coronium 7.
.
USA:
Americana Corporation,
1978.
Text.
Gaya Turabian
Civilization to coronium 7.
USA:
Americana Corporation,
1978.
Print.