Gaya APA
Case, Doug. (1990).
English puzzels 2 .
Oxford:
Heinemann.
Gaya Chicago
Case, Doug.
English puzzels 2.
Oxford:
Heinemann,
1990.
Text.
Gaya MLA
Case, Doug.
English puzzels 2.
Oxford:
Heinemann,
1990.
Text.
Gaya Turabian
Case, Doug.
English puzzels 2.
Oxford:
Heinemann,
1990.
Print.