kindly give authentic and comprehensive book man...
@ hijaab please discuss here in the forum what you want and what you know please...
@ rehman how much you are sure the book is good one..
@ quidian m.s encyclopedia??? its about 2 to 3 G.B...You know what its mean a book of about 1 lac pages...even more...

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If I am what I have and if I lose what I have, who then am I?