Federal travel regulation :
41 CFR 301-304.
APA Citation
United States. General Services Administration. (1989). Federal travel regulation: 41 CFR 301-304. Looseleaf ed. Washington, DC: General Services Administration.
MLA Citation
United States. General Services Administration. Federal Travel Regulation: 41 CFR 301-304. Looseleaf ed. Washington, DC: General Services Administration, 1989.
Warning: These citations may not always be complete (especially for serials).