APA Style
The World Book Encyclopedia (F), Vol 6. (1957).
:
.
Chicago Style
The World Book Encyclopedia (F), Vol 6.
.
:
,
1957.
Teks.
MLA Style
The World Book Encyclopedia (F), Vol 6.
.
:
,
1957.
Teks.
Turabian Style
The World Book Encyclopedia (F), Vol 6.
:
,
1957.
Teks.