Edgar Thorpe. (2013). Course in Mental Ability & Quantitative Aptitude for Competitive Examinations. New Delhi.
استشهاد بنمط شيكاغوEdgar Thorpe. Course in Mental Ability & Quantitative Aptitude for Competitive Examinations. New Delhi, 2013.
MLA استشهادEdgar Thorpe. Course in Mental Ability & Quantitative Aptitude for Competitive Examinations. New Delhi, 2013.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.