Piagglo H.T.H. (2004). Differential Equations. CBS Publishers&Distributors Pvt.Ltd.
Lua i Stíl Chicago (17ú heag.)Piagglo H.T.H. Differential Equations. New Delhi: CBS Publishers&Distributors Pvt.Ltd, 2004.
Lua MLA (9ú heag.)Piagglo H.T.H. Differential Equations. CBS Publishers&Distributors Pvt.Ltd, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.