Thorpe, E. (2010). Course in mental ability and quantitative aptitude for competitive examinations (2nd. ed.). Tata McGraw-Hill.
শিকাগো স্টাইলে সাইটেশনThorpe, Edgar. Course in Mental Ability and Quantitative Aptitude for Competitive Examinations. 2nd. ed. New Delhi: Tata McGraw-Hill, 2010.
এমএলএ সাইটেশনThorpe, Edgar. Course in Mental Ability and Quantitative Aptitude for Competitive Examinations. 2nd. ed. Tata McGraw-Hill, 2010.
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