APA Style
Stan, Jan and Mike Berenstain. ().
The Berenstain Bears Lose A Friend .
:
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Chicago Style
Stan, Jan and Mike Berenstain.
The Berenstain Bears Lose A Friend.
:
,
.
Text.
MLA Style
Stan, Jan and Mike Berenstain.
The Berenstain Bears Lose A Friend.
:
,
.
Text.
Turabian Style
Stan, Jan and Mike Berenstain.
The Berenstain Bears Lose A Friend.
:
,
.
Print.