sir i have political thought by judd harmon and dogar's guide in english
Should i buy all books recommended by you
Also plz guide me which three optionals to choose from 8 to 27

Compulsory Papers

Paper 6 Comparative Political Systems
Paper 7 Pakistan Movement

Any three of the following options

Paper 8 The Muslim World - Dynamics of Issues
9 External Relations of Pakistan Paper
10 Foreign Policies of Major Powers USA, USSR, China, France and
Britain
11 International Law Paper
12 International Organizations Paper
13 Political Sociology Paper
14 Local Self Government in Pakistan Paper
15 Public Administration Paper
16 Defence and Strategic Studies Paper
17 Modern Political Thought Western Paper
18 Modern Political thought Muslim Paper
19 Research Methodology Paper
20 Political system of India, Bangladesh, Sri Lanka and Nepal Paper
21 Political System of Iran, Iraq and Egypt Paper
22 Political System of Tunisia, Morocco and Algeria Paper
23 Political Systems of Sweden, Norway and Denmark Paper
24 Political system of France, Germany, and Switzerland
25 Public Policy Paper
26 Political Geography Paper
27 Governance and Development