ACM Computing Surveys -- volume 13, numbers 1 through 4 inclusive, 1981 (four individual issues).
ACM 1981, 4 individual issues; pp 1 - 494 inclusive, with annual index at rear; double-column text, references.
ACM 1981, 4 individual issues; pp 1 - 494 inclusive, with annual index at rear; double-column text, references.