APA (7th ed.) Citation

(1981). Catalogue of British official publications not published by HMSO. Chadwyck-Healey ; Distributed by Somerset House.

Chicago Style (17th ed.) Citation

Catalogue of British Official Publications Not Published by HMSO. Cambridge, England : Teaneck, N.J.: Chadwyck-Healey ; Distributed by Somerset House, 1981.

MLA (9th ed.) Citation

Catalogue of British Official Publications Not Published by HMSO. Chadwyck-Healey ; Distributed by Somerset House, 1981.