Hello,

Here is the name of the best books for CDS;

1. For English;

• Word Power Made Easy by Norman Lewis (Goyal Publishers)
• Wren & Martin’s High School English Grammar & Composition by S. Chand
• Objective General English by S. P. Bakshi (Arihant Publication)

2. For General knowledge;

• General Knowledge (Latest Edition) by Manohar Pandey (Arihant Publication)
• Manorama Yearbook by Malayala Manorama publishers
• Newspapers like The Hindu, Indian Express etc.

3. For Mathematics

• Quantitative Aptitude for Competitive Examinations by Dr. R. S. Aggarwal (S. Chand Publication)
• Mathematics for CDS Examination by Dr. R. S. Aggarwal (S. Chand Publication)

Hope this will help you. Best of luck.