Cita APA (7th ed.)
Koven, S. G., & Gtzke, F. (2010). American Immigration Policy: Confronting the Nation's Challenges (1.). Springer New York. https://doi.org/10.1007/978-0-387-95940-5
Cita Chicago (17th ed.)
Koven, Steven G., i Frank Gtzke. American Immigration Policy: Confronting the Nation's Challenges. 1. New York, NY: Springer New York, 2010. https://doi.org/10.1007/978-0-387-95940-5.
Cita MLA (9th ed.)
Koven, Steven G., i Frank Gtzke. American Immigration Policy: Confronting the Nation's Challenges. 1. Springer New York, 2010. https://doi.org/10.1007/978-0-387-95940-5.
Atenció: Aquestes cites poden no estar 100% correctes.