THORPE EDGAR. (1993). COURSE IN MENTAL ABILITY & QUANTITATIVE APTITUDE: FOR COMPETITIVE EXAMS. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Lua i Stíl Chicago (17ú heag.)THORPE EDGAR. COURSE IN MENTAL ABILITY & QUANTITATIVE APTITUDE: FOR COMPETITIVE EXAMS. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1993.
Lua MLA (9ú heag.)THORPE EDGAR. COURSE IN MENTAL ABILITY & QUANTITATIVE APTITUDE: FOR COMPETITIVE EXAMS. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.