Gupta, S. P. (1978). A critique of R. S. Sharma's In defence of 'Ancient India'. Gupta.
Lua i Stíl Chicago (17ú heag.)Gupta, Swarajya Prakash. A Critique of R. S. Sharma's In Defence of 'Ancient India'. New Delhi: Gupta, 1978.
Lua MLA (8ú heag.)Gupta, Swarajya Prakash. A Critique of R. S. Sharma's In Defence of 'Ancient India'. Gupta, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.