Dyfyniad APA

B S I. (1977). UDC 73/76 Various arts and crafts BS 1000(73/76): 1977. B S I.

Dyfyniad Arddull Chicago

B S I. UDC 73/76 Various Arts and Crafts BS 1000(73/76): 1977. London: B S I, 1977.

Dyfyniad MLA

B S I. UDC 73/76 Various Arts and Crafts BS 1000(73/76): 1977. B S I, 1977.

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