HU, S. (1969). Elementary Fungtions And Coordinate Geometry Sze-tsen Hu. Markham Publishing Company.
Lua i Stíl Chicago (17ú heag.)HU, SZE-TSEN. Elementary Fungtions And Coordinate Geometry Sze-tsen Hu. Markham Publishing Company, 1969.
Lua MLA (8ú heag.)HU, SZE-TSEN. Elementary Fungtions And Coordinate Geometry Sze-tsen Hu. Markham Publishing Company, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.