Poptcheva, E. (2014). Multilevel citizenship: The right to consular protection of EU citizens abroad. P.I.E. Peter Lang.
芝加哥风格引文Poptcheva, Eva-Maria. Multilevel Citizenship: The Right to Consular Protection of EU Citizens Abroad. Brussels, Belgium: P.I.E. Peter Lang, 2014.
MLA引文Poptcheva, Eva-Maria. Multilevel Citizenship: The Right to Consular Protection of EU Citizens Abroad. P.I.E. Peter Lang, 2014.
警告：这些引文格式不一定是100％准确.