Παραπομπή APA

British standards instituion (BSI). (1971). BS [1000] [[621.5]]: [1971] & [3035] Pneumatic energy, Machinery. British Standard Institution.

Παραπομπή Chicago Style

British standards instituion (BSI). BS [1000] [[621.5]]: [1971] & [3035] Pneumatic Energy, Machinery. London: British Standard Institution, 1971.

Παραπομπή MLA

British standards instituion (BSI). BS [1000] [[621.5]]: [1971] & [3035] Pneumatic Energy, Machinery. British Standard Institution, 1971.