Kaspresin Ron. (1999). Design Media: Technique for Water color,Pen & ink…. John Wiley.
Chicago-čujuhus (17. p.)Kaspresin Ron. Design Media: Technique for Water Color,Pen & Ink…. NEW YORK: John Wiley, 1999.
MLA-čujuhus (9. p.)Kaspresin Ron. Design Media: Technique for Water Color,Pen & Ink…. John Wiley, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.