Gaya APA
Consulting Unlimited Practice Set One. (1989).
London:
The Dryden Press.
Gaya Chicago
Consulting Unlimited Practice Set One.
.
London:
The Dryden Press,
1989.
Buku.
Gaya MLA
Consulting Unlimited Practice Set One.
.
London:
The Dryden Press,
1989.
Buku.
Gaya Turabian
Consulting Unlimited Practice Set One.
London:
The Dryden Press,
1989.
Buku.