Karl Heinz John & Tiegelkamp, M. (2010). IEC 61131-3: Programming Industrial Automation Systems. Concepts and Programming Languages, Requirements for Programming Systems, Decision-Making Aids (Second Edition.). Springer.
Chicago-čujuhus (17. p.)Karl Heinz John juo Michael Tiegelkamp. IEC 61131-3: Programming Industrial Automation Systems. Concepts and Programming Languages, Requirements for Programming Systems, Decision-Making Aids. Second Edition. Heildelberg, Germany: Springer, 2010.
MLA-čujuhus (9. p.)Karl Heinz John juo Michael Tiegelkamp. IEC 61131-3: Programming Industrial Automation Systems. Concepts and Programming Languages, Requirements for Programming Systems, Decision-Making Aids. Second Edition. Springer, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.