APA Style
HILDRETH, Charles R.. (1989).
The Online Catalogue .
London:
The Library Association.
Chicago Style
HILDRETH, Charles R..
The Online Catalogue.
London:
The Library Association,
1989.
Buku.
MLA Style
HILDRETH, Charles R..
The Online Catalogue.
London:
The Library Association,
1989.
Buku.
Turabian Style
HILDRETH, Charles R..
The Online Catalogue.
London:
The Library Association,
1989.
Buku.