Cita APA (7a ed.)

British Standards Institution. (1968). Retainers for elecronic tubes and valves. British Standards Institution.

Cita Chicago Style (17a ed.)

British Standards Institution. Retainers for Elecronic Tubes and Valves. London: British Standards Institution, 1968.

Cita MLA (8a ed.)

British Standards Institution. Retainers for Elecronic Tubes and Valves. British Standards Institution, 1968.