Allen, F. B., Douglas, E. C., Richmond, D. E., Rickart, C. E., Swain, H., & Walker, R. J. (1961). Elementary functions: Student's text. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Allen, Frank B., Edwin C. Douglas, Donald E. Richmond, Charles E. Rickart, Henry Swain, agus Robert J. Walker. Elementary Functions: Student's Text. New Haven: Yale University Press, 1961.
Lua MLA (9ú heag.)Allen, Frank B., et al. Elementary Functions: Student's Text. Yale University Press, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.