Crease, R. P. (2008). The Great Equations. John Wiley and Sons.
Chicago-čujuhus (17. p.)Crease, Robert P. The Great Equations. Singapore: John Wiley and Sons, 2008.
MLA-čujuhus (9. p.)Crease, Robert P. The Great Equations. John Wiley and Sons, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.