APA

(2001). Guide To Upsc (158): Engineering Service Examination General Ability Test. : .

Chicago

2001. Guide To Upsc (158): Engineering Service Examination General Ability Test. : .

Harvard

(2001). Guide To Upsc (158): Engineering Service Examination General Ability Test. : .

MLA

Guide To Upsc (158): Engineering Service Examination General Ability Test. : . 2001.