Linear control system by BS. Manke
Kopykitab the eBook for 180-day rental for ₹78.80 (≈$1.23). You can rent it cheaply there, scrape the .swf files for each page of the eBook through their reader interface using any browser plugin that can download Flash files , and then batch convert the .swf files to .pdf files and splice them together to create your own PDF of the book.