Chaisson, E. (1993). Astronomy today. Prentice Hall.
Chicago-čujuhus (17. p.)Chaisson, Eric. Astronomy Today. New Jersey: Prentice Hall, 1993.
MLA-čujuhus (9. p.)Chaisson, Eric. Astronomy Today. Prentice Hall, 1993.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.