Gaya APA
Encyclopedia Americana 18 M to Mexico City. (1974).
America:
Americana Corporation.
Gaya Chicago
Encyclopedia Americana 18 M to Mexico City.
Vol. 18.
America:
Americana Corporation,
1974.
Text.
Gaya MLA
Encyclopedia Americana 18 M to Mexico City.
Vol. 18.
America:
Americana Corporation,
1974.
Text.
Gaya Turabian
Encyclopedia Americana 18 M to Mexico City.
America:
Americana Corporation,
1974.
Print.