Sharma, R. C., & Sapra, C. L. (1969). Wastage and stagnation in primary and middle schools in India. National Council of Educational Research and Training.
Chicago-стиль цитированияSharma, R C., and C. L. Sapra. Wastage and Stagnation in Primary and Middle Schools in India. [New Delhi]: National Council of Educational Research and Training, 1969.
MLA-цитированиеSharma, R C., and C. L. Sapra. Wastage and Stagnation in Primary and Middle Schools in India. National Council of Educational Research and Training, 1969.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.