Gaya APA
Gallasch, P.A. (1997).
The Supervision survival manual .
SYDNEY:
Prentice Hall.
Gaya Chicago
Gallasch, P.A.
The Supervision survival manual.
SYDNEY:
Prentice Hall,
1997.
Buku.
Gaya MLA
Gallasch, P.A.
The Supervision survival manual.
SYDNEY:
Prentice Hall,
1997.
Buku.
Gaya Turabian
Gallasch, P.A.
The Supervision survival manual.
SYDNEY:
Prentice Hall,
1997.
Buku.