APA ציטוט

British Standards Institution. (1968). BS1000[618]: 1968 UDC gynaecology obsterics. BSI.

Chicago Edition Citation

British Standards Institution. BS1000[618]: 1968 UDC Gynaecology Obsterics. London: BSI, 1968.

ציטוט MLA

British Standards Institution. BS1000[618]: 1968 UDC Gynaecology Obsterics. BSI, 1968.