Swookowki, E. W. (1984). Calculus (1st edition.). Prindle.
Chicago-čujuhus (17. p.)Swookowki, Earl W. Calculus. 1st edition. Boston: Prindle, 1984.
MLA-čujuhus (9. p.)Swookowki, Earl W. Calculus. 1st edition. Prindle, 1984.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.