P Umadevi. (1982). Analysing the difficulties faced by techers in techinbg "New concepts" in 'Chemistry' to that VIII standard students.
シカゴスタイル引用形P Umadevi. Analysing the Difficulties Faced by Techers in Techinbg "New Concepts" in 'Chemistry' to That VIII Standard Students. 1982.
MLA引用形式P Umadevi. Analysing the Difficulties Faced by Techers in Techinbg "New Concepts" in 'Chemistry' to That VIII Standard Students. 1982.
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