NCERT. (1972). Eleventh national seminar on elementary education. National Council of Educational research & Training.
シカゴスタイル引用形NCERT. Eleventh National Seminar on Elementary Education. New Delhi: National Council of Educational research & Training, 1972.
MLA引用形式NCERT. Eleventh National Seminar on Elementary Education. National Council of Educational research & Training, 1972.
警告: この引用は必ずしも正確ではありません.