Gaya APA
Webb, Sylvia P. (1983).
Creating Information Service .
London:
Association for Information Management.
Gaya Chicago
Webb, Sylvia P.
Creating Information Service.
London:
Association for Information Management,
1983.
Text.
Gaya MLA
Webb, Sylvia P.
Creating Information Service.
London:
Association for Information Management,
1983.
Text.
Gaya Turabian
Webb, Sylvia P.
Creating Information Service.
London:
Association for Information Management,
1983.
Print.