Pathal K.B & Ram F. (2002). Techniques Of Demographic Analysis (2nd.). Himalaya Publishing House Pvt.Ltd.
Lua i Stíl Chicago (17ú heag.)Pathal K.B agus Ram F. Techniques Of Demographic Analysis. 2nd. Mumbai: Himalaya Publishing House Pvt.Ltd, 2002.
Lua MLA (9ú heag.)Pathal K.B agus Ram F. Techniques Of Demographic Analysis. 2nd. Himalaya Publishing House Pvt.Ltd, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.