M preparing 4 sociology as well.i found the book the most helpful i.e...Jahangir Exam Cram series 4 Sociology.it covers almost all the topics included in syllabus..along with this i have another book that is Pakistani Society by Iqbal Chaudhary....both these books will be sufficient for sociology..if u still want 2 consult more books ,there r certain names of books mentioned by seniors.
n tips for it ...stay relax,n prepare it