NCERT. (2013). PHYSCIS TEXTBOOK FOR CLASS XII - PART I. NCERT PUBLICATIONS.
Dyfyniad Arddull ChicagoNCERT. PHYSCIS TEXTBOOK FOR CLASS XII - PART I. NEW DELHI: NCERT PUBLICATIONS, 2013.
Dyfyniad MLANCERT. PHYSCIS TEXTBOOK FOR CLASS XII - PART I. NCERT PUBLICATIONS, 2013.
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