APA-čujuhus (7. p.)
Beckmann, V., & Shrader, C. R. (2012). Active galactic nuclei. Wiley-VCH ; John Wiley [distributor].
Chicago-čujuhus (17. p.)
Beckmann, Volker, juo Chris R. Shrader. Active Galactic Nuclei. Weinheim : Chichester: Wiley-VCH ; John Wiley [distributor], 2012.
MLA-čujuhus (9. p.)
Beckmann, Volker, juo Chris R. Shrader. Active Galactic Nuclei. Wiley-VCH ; John Wiley [distributor], 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.