Gaya APA
The New Encyclopaedia Britannica. (1981).
:
Encyclopaedia Britannica Inc.
Gaya Chicago
The New Encyclopaedia Britannica.
.
:
Encyclopaedia Britannica Inc,
1981.
Art Original.
Gaya MLA
The New Encyclopaedia Britannica.
.
:
Encyclopaedia Britannica Inc,
1981.
Art Original.
Gaya Turabian
The New Encyclopaedia Britannica.
:
Encyclopaedia Britannica Inc,
1981.
Art Original.