APA (7th ed.) Citation

Grabbe, H., & Hughes, K. (1998). Enlarging the EU eastwards (1. publ.). Royal Inst. of Internat. Affairs.

Chicago Style (17th ed.) Citation

Grabbe, Heather, and Kirsty Hughes. Enlarging the EU Eastwards. 1. publ. London: Royal Inst. of Internat. Affairs, 1998.

MLA (9th ed.) Citation

Grabbe, Heather, and Kirsty Hughes. Enlarging the EU Eastwards. 1. publ. Royal Inst. of Internat. Affairs, 1998.

Warning: These citations may not always be 100% accurate.