Gaya APA
Incorporated, G. (1981).
Incyclopedia Americana 7: Civilization To Coronium .
United States of America:
Grolier Incorporated Corporation.
Gaya MLA
Incorporated, Grolier.
"Incyclopedia Americana 7: Civilization To Coronium".
United States of America:
Grolier Incorporated Corporation,
1981.
Text.