Kalra, R. M., & Singh, R. R. (1987). Curriculam construction for youth development.
Chicago Edition CitationKalra, R M., i R R. Singh. Curriculam Construction for Youth Development. New Delhi, Sterling, 1987.
Cita MLAKalra, R M., i R R. Singh. Curriculam Construction for Youth Development. 1987.
Atenció: Aquestes cites poden no estar 100% correctes.