Nagar, P. S. (1973). Curricular achievement and automated teaching. Bharatiya Vidya Prakashan.
Lua i Stíl Chicago (17ú heag.)Nagar, Prabhu Shanker. Curricular Achievement and Automated Teaching. Varanasi: Bharatiya Vidya Prakashan, 1973.
Lua MLA (8ú heag.)Nagar, Prabhu Shanker. Curricular Achievement and Automated Teaching. Bharatiya Vidya Prakashan, 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.