Sharma, Sen. Brilliant guide to PSC clerkship part-I 2009 / Sen Sharma. - 8th rev.ed / . - Kolkata : Benu Prakashani , 2001. - verious pagins : figures ; 21cm . NULL ISBN: RS170.00 (pbk) Subjects--Index Terms: GENERAL KNOWLEDGE Dewey Class. No.: 001.076 / SHA/B