Billings, H. (1990). Magic and Hypersystems: A New Orderliness for Libraries.
Chicago Style (17th ed.) CitationBillings, Harold. Magic and Hypersystems: A New Orderliness for Libraries. 1990.
MLA (9th ed.) CitationBillings, Harold. Magic and Hypersystems: A New Orderliness for Libraries. 1990.
Warning: These citations may not always be 100% accurate.