| Title | Immigration: Visa Security Policies |
| Publisher | United States Congressional Research Service |
| Author | Ruth Ellen Wasem |
| Publication Date | 18 November 2015 |
| Country | United States of America |
| Topics | Border controls | Immigrants | Visas |
| Cite as | United States Congressional Research Service, Immigration: Visa Security Policies , 18 November 2015, available at: https://www.refworld.org/docid/56580e584.html [accessed 27 October 2019] |
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