APA Edition Citation

British Standards Institution. (1971). BS1000[686]: 1971 UDC book. BSI.

Chicago Edition Citation

British Standards Institution. BS1000[686]: 1971 UDC Book. London: BSI, 1971.

MLA Edition Citation

British Standards Institution. BS1000[686]: 1971 UDC Book. BSI, 1971.

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