TY - BOOK AU - Feynman,R.P.,et al ED - Leighton, R.B ED - Sands, M TI - Feynman lectures on physics, Vol.1: mainly mechanics, radiation & heat SN - 81-85015-82-1 U1 - 13 PY - 1963/// CY - New Delhi PB - Narosa Publishing House ER -