Books for SI Exam preparation

Please provide me name of some best books for preparation of sub inspector post examination soon ?

[Quick Sam]

Here I am giving you name of some best books for preparation of sub inspector post examination below :

SSC Delhi Police Sub Inspector (Executive) Exam Practice Work Book English Language & Comprehension
(Paperback)



Upkar's SSC Central Police Organisations Sub-Inspectors Examination Solved Papers Code No. 1579 (English)
Author: Editorial Board



SSC CPO Sub-Inspectors & Assistant Sub-Inspectors Special Exam - 2011 (Solved Papers)
(Paperback)



SSC CPO Sub-Inspector Assistant Sub-Inspector Exam Solved Paper
(Paperback, Hindi)