Barnard, S., & Child, J. M. (1936). Higher Algebra. Macmillan and Co.
Lua i Stíl Chicago (17ú heag.)Barnard, Samuel, agus James Mark Child. Higher Algebra. London: Macmillan and Co, 1936.
Lua MLA (9ú heag.)Barnard, Samuel, agus James Mark Child. Higher Algebra. Macmillan and Co, 1936.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.