Construction and adaptation of the unit card
By: J. McRee Elrod.
Publisher: Ohio Wesleyan University Library
Published: 1964
Place of publication: Delaware
Language: eng
Format: Kit
Number of pages: 222
Subjects: Cataloging -- Programmed instruction
Notes: "A preliminary edition for field test purposes".

"The second unit of a projected four units in the area of technical processing written as a part of the Great Lakes Colleges Association programed instruction project".