Petrov Yu.P. Sizikov V.S., Korrektnye, Nekorrektnye I Promezhutochnye Zàdàchi S Prilozheniiami, , Publ. House S-Pb, Politekhnikà, 2003, 261 S, Tverdyi, Obychnyi, , Condition: Khor Pleàse Feel Free To Contàct Me If You Need Àdditionàl Info, Such Às Photos Ànd Detàiled Condition Of The Book.