APA (7e ed.) Bronvermelding
Thorpe,Edgar. (2005). Course in mental ability and quantitative aptitude: For competitive examinations (2nd. ed.). TMH.
Chicago (17e ed.) Bronvermelding
Thorpe,Edgar. Course in Mental Ability and Quantitative Aptitude: For Competitive Examinations. 2nd. ed. New Delhi: TMH, 2005.
MLA (9e ed.) Bronvermelding
Thorpe,Edgar. Course in Mental Ability and Quantitative Aptitude: For Competitive Examinations. 2nd. ed. TMH, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.