APA ציטוט

British Standards Institution. (1971). BS1000[79]: 1971 UDC. BSI.

Chicago Edition Citation

British Standards Institution. BS1000[79]: 1971 UDC. London: BSI, 1971.

ציטוט MLA

British Standards Institution. BS1000[79]: 1971 UDC. BSI, 1971.