Gupta, V K
Teaching and learning of science and technology / V K Gupta. - New Delhi : Vikas publishing house, c1995. - xix, 338 p. : ill. : 25 cm.
Includes index.
0706989597
Teaching and learning of science and technology.
500 / GUT
Teaching and learning of science and technology / V K Gupta. - New Delhi : Vikas publishing house, c1995. - xix, 338 p. : ill. : 25 cm.
Includes index.
0706989597
Teaching and learning of science and technology.
500 / GUT