APA (7th ed.) Citation

Leader, W. (1984). How to pass exams (2nd ed.). Stanley Thornes.

Chicago Style (17th ed.) Citation

Leader, W.G. How to Pass Exams. 2nd ed. London: Stanley Thornes, 1984.

MLA (9th ed.) Citation

Leader, W.G. How to Pass Exams. 2nd ed. Stanley Thornes, 1984.