Hello Manoj,

Delhi University conducts DUJAT for admission to BBA courses. Some books for preparation of DUJAT are enlisted below :-

@Quantitative ability

• NCERT Mathematics text book of class 11th and 12th.
• Quantitative Aptitude for Competitive Examination by Abhijeet Guha-McGrawGuha-McGraw-Hill education

@Reasoning and analytical ability

• Shortcuts in reasoning by Disha Publication
• Verbal and Non-verbal aptitude by RS Agarwal
• A new approach to reasoning to verbal, Non-verbal and analytical by Arihant Publications

@General English

• General English by Arihant Publications
• Word power made easy by Norman Lewis
• High school English grammar by Wren and Martin

@Business and General Awareness

• General Knowledge by Lucent Publications
• Manorama Year book by Manorama
• Newspapers - The Hindu, Hindustan Times, Times of India

I hope this information helps you.

Good luck!!