INTERNATIONAL ELECTROTECHNICAL COMMISSION. (2007). SECURITE DES MACHINES- INDICATION, MARQUAGE,MANOEUVRE -- 2ND ED (61310-1) (2ND.). IEC.
Chicago-referens (17:e uppl.)INTERNATIONAL ELECTROTECHNICAL COMMISSION. SECURITE DES MACHINES- INDICATION, MARQUAGE,MANOEUVRE -- 2ND ED (61310-1). 2ND. GENEVA: IEC, 2007.
MLA-referens (9:e uppl.)INTERNATIONAL ELECTROTECHNICAL COMMISSION. SECURITE DES MACHINES- INDICATION, MARQUAGE,MANOEUVRE -- 2ND ED (61310-1). 2ND. IEC, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.