00310nam a2200133Ia 4500008004100000020001800041082000800059082001000067100001500077245003400092260001400126260002700140260000900167230118s9999||||xx |||||||||||||| ||und||  a81-224-1066-9  a536  bGUP/A  am.cbgupta 0astatistical thermodynamics     aNEW DELHI  bNEW AGE INTERNATIONAL   c1998