Kalra , R. (1987). Curriculum construction for youth development. Sterling.
Lua i Stíl Chicago (17ú heag.)Kalra , R. Curriculum Construction for Youth Development. New Delhi: Sterling, 1987.
Lua MLA (9ú heag.)Kalra , R. Curriculum Construction for Youth Development. Sterling, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.