APA

Bulmer S., Lequesne C., . (2005). The member states of the European Union. Nueva York (Estados Unidos): Oxford University Press.

Chicago

Bulmer Simon, Lequesne Christian, . 2005. The member states of the European Union. Nueva York (Estados Unidos): Oxford University Press.

Harvard

Bulmer S., Lequesne C., . (2005). The member states of the European Union. Nueva York (Estados Unidos): Oxford University Press.

MLA

Bulmer Simon, Lequesne Christian, . The member states of the European Union. Nueva York (Estados Unidos): Oxford University Press. 2005.