Description
Item Description:Title from title screen (viewed Oct. 8, 2008).
"The author of this paper is Porter K. Wheeler"--P. iii.
"February 1978"--Cover.
Electronic resource.
Physical Description:xix, 86 pages : digital, PDF file.
Also issued in paper format.
Format:System requirements: Adobe Acrobat Reader.
Mode of access: Internet via the World Wide Web.
Bibliography:Includes bibliographical references.