Gaya APA
Bernard, William & Leopold, Jules. (1964).
Test Your-Self (Kesatu).
London:
Corgi Books.
Gaya Chicago
Bernard, William & Leopold, Jules.
Test Your-Self.
Kesatu
London:
Corgi Books,
1964.
.
Gaya MLA
Bernard, William & Leopold, Jules.
Test Your-Self.
Kesatu
London:
Corgi Books,
1964.
.
Gaya Turabian
Bernard, William & Leopold, Jules.
Test Your-Self.
Kesatu
London:
Corgi Books,
1964.
.