Gaya APA
Heyer, Sandra. (2005).
Just joking : stories for listening and discusion / Sandra Heyer .
New York:
Longman.
Gaya Chicago
Heyer, Sandra.
Just joking : stories for listening and discusion / Sandra Heyer.
New York:
Longman,
2005.
Buku.
Gaya MLA
Heyer, Sandra.
Just joking : stories for listening and discusion / Sandra Heyer.
New York:
Longman,
2005.
Buku.
Gaya Turabian
Heyer, Sandra.
Just joking : stories for listening and discusion / Sandra Heyer.
New York:
Longman,
2005.
Buku.