APA (7th ed.) Citation

Hajnal, P. I. (2007). The G8 system and the G20: Evolution, role and documentation. Ashgate.

Chicago Style (17th ed.) Citation

Hajnal, Peter I. The G8 System and the G20: Evolution, Role and Documentation. Aldershot [u.a.]: Ashgate, 2007.

MLA (9th ed.) Citation

Hajnal, Peter I. The G8 System and the G20: Evolution, Role and Documentation. Ashgate, 2007.