TY - BOOK AU - Sharma, Vinay P TI - Pericyclic reactions and organic photochemistry U1 - 547.139 S23M(5) PY - 2020/// CY - Meerut PB - Pragati Prakashan N1 - 2979 15/12/2017 HBD18/7139 27/12/2017 Main Budget ER -