Kahl, T., & Dimitrova, T. (2014). Migration from and towards Bulgaria 1989-2011. Frank & Timme.
芝加哥风格引文Kahl, Thede, 与 Tanya Dimitrova. Migration from and Towards Bulgaria 1989-2011. Berlin, [Germany]: Frank & Timme, 2014.
MLA引文Kahl, Thede, 与 Tanya Dimitrova. Migration from and Towards Bulgaria 1989-2011. Frank & Timme, 2014.
警告：这些引文格式不一定是100％准确.