Crouch, B. (2017). Dark matter. Pan Books.
Chicago-čujuhus (17. p.)Crouch, Blake. Dark Matter. London: Pan Books, 2017.
MLA-čujuhus (9. p.)Crouch, Blake. Dark Matter. Pan Books, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.