Speck, U. (2018). X-Ray Contrast Media: Overview, Use and Pharmaceutical Aspects. Springer Nature.
Chicago-čujuhus (17. p.)Speck, Ulrich. X-Ray Contrast Media: Overview, Use and Pharmaceutical Aspects. Cham: Springer Nature, 2018.
MLA-čujuhus (9. p.)Speck, Ulrich. X-Ray Contrast Media: Overview, Use and Pharmaceutical Aspects. Springer Nature, 2018.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.