1. ADA Amendments Act 2008 www.law.georgetown.edu/archiveada/documents/ADAAACR9.17.08.pdf
2. Albertson's v. Kirkingberg 1999
3. DOT, ADA, and FMLA: Overlap, similarities, and differences with respect to the new alcohol and drug testing rules;Allison;Labor Law Journal,1995
4. Altman v. New York City Health and Hosp. Corp. 1995