Description
Published:Began with 1965 issue.
-Feb. 1991.
Item Description:Description based on: 1981; title from cover.
Title from cover.
Previously classed: L 2.3:, L 2.3/2:, and L 2.121/15:
Description based on: 1981.
Physical Description:volumes ; 21 x 28 cm.
Vols. for <1984>-1987 distributed to depository libraries in microfiche.
Publication Frequency:Biennial, 1989-1991