Ek book ki pehchan uske andr likhi hui jaanki se hoti h... Or uski har line m kitna gyan h ispe depend krti h...each n every topic is given so beautifully that you will never be going to face fear in pedagogy....awsum book... #best teacher# Rohit Vaidwan#sir ki bccha prty#Dil se teacherπππ.... Modet test paper-42π
