APA-referens (7:e uppl.)

CII. (1989). ENERGY CONSERVATION & MANAGEMENT IN INDUSTRY. C E I.

Chicago-referens (17:e uppl.)

CII. ENERGY CONSERVATION & MANAGEMENT IN INDUSTRY. WESTERN REGION: C E I, 1989.

MLA-referens (9:e uppl.)

CII. ENERGY CONSERVATION & MANAGEMENT IN INDUSTRY. C E I, 1989.