APA aipamena

B.M.Sharma & A.S.Sharma. Encyclopaedia of education in 21st century: Physics education. Commonwealth.

Chicago Style aipamena

B.M.Sharma and A.S.Sharma. Encyclopaedia of Education in 21st Century: Physics Education. New Delhi: Commonwealth.

MLA aipamena

B.M.Sharma and A.S.Sharma. Encyclopaedia of Education in 21st Century: Physics Education. Commonwealth.

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