Edgar, Thorpe Course in Mental Ability & Quantitative Aptitude for Competitive Examinations - 4th Ed. - Chennai Mc Graw Hill Education (India) Pvt. Ltd. 2018 - xvi, 6.96p. ISBN: 978-93-87572-32-4 Subjects--Topical Terms: Education Dewey Class. No.: 370.15 / THO-THO