Gaya APA
The Ancyclopedia Americana Vol. 6 International Edition. (1973).
USA:
AMERICANA CORPORATION.
Gaya Chicago
The Ancyclopedia Americana Vol. 6 International Edition.
.
USA:
AMERICANA CORPORATION,
1973.
.
Gaya MLA
The Ancyclopedia Americana Vol. 6 International Edition.
.
USA:
AMERICANA CORPORATION,
1973.
.
Gaya Turabian
The Ancyclopedia Americana Vol. 6 International Edition.
USA:
AMERICANA CORPORATION,
1973.
.