APA (7th ed.) Citation

Dyer, H., & Gunson, A. (1986). A directory of library and information retrieval software for microcomputers (2nd ed.). Gower.

Chicago Style (17th ed.) Citation

Dyer, Hilary, and Alison Gunson. A Directory of Library and Information Retrieval Software for Microcomputers. 2nd ed. Aldershot, Hants ; Brookfield, Vt., USA: Gower, 1986.

MLA (8th ed.) Citation

Dyer, Hilary, and Alison Gunson. A Directory of Library and Information Retrieval Software for Microcomputers. 2nd ed. Gower, 1986.