Prep Books for Coast Guard Navik exam 2013

Indian Coast Guard Navik Recruitment Prep Materials:
Prep Books for Coast Guard Navik exam 2013 (i.e. sample papers & prep books) for Coast Guard Navik exam. However, I could not spot a single reliable exam paper. Therefore, in absence of prep materials on the net, you can use the following prep book for the exam.

Indian Coast Guard Navik Recruitment Exam: General Duty by M. B. Lal, Publisher: Upkar

Book Price: Rs. 140, Offer Price: Rs. 126. Discount: Rs. 14 (10% Off).

Coast Guard Navik Recruitment Exam by RPH Editorial Board
Price: Rs. 140.

Indian Coast Guard Navik Exam Prep Book In Hindi:
Coast Guard Exam Guide (Hindi) by RPH Editorial Board, Publisher: Ramesh
Price: Rs. 170.