An ivestigation into the significance of age as a factor in selecting an optimum circulation period(s) for serials
By: by Robert W. Burns, Jr.
Series: ED 048 881
Publisher: Colorado State University Libraries
Published: 1970
Place of publication: [Fort Collins, Colo.]
Language: eng
Number of pages: 20
Subjects: Periodicals.; Library use studies.
Notes: Reproduced and distributed by ERIC.

Bibliography: leaf 15.