References
- Form 1040-NR
 - Form 8233, Exemption From Withholding on Compensation for Independent Personal Services of a Nonresident Alien Individual
 - Form W-8BEN, Certificate of Foreign Status of Beneficial Owner for United States Tax Withholding
 - Publication 519, U.S. Tax Guide for Aliens
 - Publication 970, Tax Benefits for Education
 - Publication 4011, Foreign Student and Scholar Volunteer Resource Guide