BIS. (1994). IS: SOLID DRAWN COPPER & COPPER ALLOY TUBES IS : 1545-1994. BIS.
Cita Chicago (17th ed.)BIS. IS: SOLID DRAWN COPPER & COPPER ALLOY TUBES IS : 1545-1994. NEW DELHI: BIS, 1994.
Cita MLA (9th ed.)BIS. IS: SOLID DRAWN COPPER & COPPER ALLOY TUBES IS : 1545-1994. BIS, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.