Gaya APA
Ency, The. (1998).
Encyclopedia Americana Volume 20 (Volume 20).
USA:
Grolier Incorpoated.
Gaya Chicago
Ency, The.
Encyclopedia Americana Volume 20.
Volume 20
USA:
Grolier Incorpoated,
1998.
Text.
Gaya MLA
Ency, The.
Encyclopedia Americana Volume 20.
Volume 20
USA:
Grolier Incorpoated,
1998.
Text.
Gaya Turabian
Ency, The.
Encyclopedia Americana Volume 20.
Volume 20
USA:
Grolier Incorpoated,
1998.
Print.