00341nam a2200157Ia 4500008004100000020000900041035001000050082001300060100001200073245002800085250000800113260004000121300000800161500000800169650000600177210723s9999||||xx |||||||||||||| ||und|| aNULL a25197 a536BBRI aBrijlal 0aHeat And Thermodynomics a2nd aN. DelhibS. Chand and Company Ltd. a380 a565 a-