Cita APA (7th ed.)
Billings, H. (2002). Magic and hypersystems: Constructing the information-sharing library. American Library Assoc.
Cita Chicago (17th ed.)
Billings, Harold. Magic and Hypersystems: Constructing the Information-sharing Library. Chicago: American Library Assoc, 2002.
Cita MLA (9th ed.)
Billings, Harold. Magic and Hypersystems: Constructing the Information-sharing Library. American Library Assoc, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.