Dyfyniad APA

British standards instituion (BSI). (1986). BS [1000] [[655]]: [1986] Graphic Industries Printing.. British Standard Institution.

Dyfyniad Arddull Chicago

British standards instituion (BSI). BS [1000] [[655]]: [1986] Graphic Industries Printing.. London: British Standard Institution, 1986.

Dyfyniad MLA

British standards instituion (BSI). BS [1000] [[655]]: [1986] Graphic Industries Printing.. British Standard Institution, 1986.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.