Thanks.But tell me are these books enough i mean is there no need
to buy other books.I have searched all threads and i have come to
know that mostly people have suggested these books.But some people have
suggested other books like one by Abdul Hameed Taga and another book
by Javed Jiskani.What's your opinion regarding these books are they
worth buying or these four books as mentioned above are enough.
Thanks.

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engr.saad