APA (7th ed.) Citation

British Standards Institution. (1964). Telecommunication facilities in buildings (Rev. ed.). The Institution.

Chicago Style (17th ed.) Citation

British Standards Institution. Telecommunication Facilities in Buildings. Rev. ed. London: The Institution, 1964.

MLA (8th ed.) Citation

British Standards Institution. Telecommunication Facilities in Buildings. Rev. ed. The Institution, 1964.