Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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