E-book by SONU MAHATO
https://read.amazon.in/kp/embed?asin=B0C95SNJ4V&preview=newtab&linkCode=kpe&ref_=cm_sw_r_kb_dp_Y35MZGXP3E1SGSEP157P
E-book by NIBIR DAS
https://read.amazon.in/kp/embed?asin=B0C8GDJ61T&preview=newtab&linkCode=kpe&ref_=cm_sw_r_kb_dp_C2MMGQ5BWQ52Y8T338CJ