Vaidya, N. (1996). Science teaching for the 21st century. Deep & Deep.
Chicago-viite (17. p.)Vaidya, Narendera. Science Teaching for the 21st Century. New Delhi: Deep & Deep, 1996.
MLA-viite (9. p.)Vaidya, Narendera. Science Teaching for the 21st Century. Deep & Deep, 1996.
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