APA (7th ed.) Citation

O'Leary, J., Quacquarelli, N., & Ince, M. (2008). Top universities guide (2nd revised and updated edition.). QS Quacquarelli Symonds Ltd.

Chicago Style (17th ed.) Citation

O'Leary, John, Nunzio Quacquarelli, and Martin Ince. Top Universities Guide. 2nd revised and updated edition. London: QS Quacquarelli Symonds Ltd, 2008.

MLA (9th ed.) Citation

O'Leary, John, et al. Top Universities Guide. 2nd revised and updated edition. QS Quacquarelli Symonds Ltd, 2008.