APA Citation

(1989). Open Systems Interconnection: Protocol specification for the Association Control Service Element. London: BSI.

Chicago Style Citation

Open Systems Interconnection: Protocol Specification for the Association Control Service Element. London: BSI, 1989.

MLA Citation

Open Systems Interconnection: Protocol Specification for the Association Control Service Element. London: BSI, 1989.

Warning: These citations may not always be 100% accurate.