URS Group (Gaithersburg, Md.), United States. Federal Emergency Management Agency, & Texas Historical Commission. (2003). Cultural resources reconnaissance survey of two proposed floodwater retention sites in Comal County: Texas unmet needs, FEMA-1257-DR-TX. URS Group.
Chicago Style (17th ed.) CitationURS Group (Gaithersburg, Md.), United States. Federal Emergency Management Agency, and Texas Historical Commission. Cultural Resources Reconnaissance Survey of Two Proposed Floodwater Retention Sites in Comal County: Texas Unmet Needs, FEMA-1257-DR-TX. Gaithersburg, Md.: URS Group, 2003.
MLA (9th ed.) CitationURS Group (Gaithersburg, Md.), et al. Cultural Resources Reconnaissance Survey of Two Proposed Floodwater Retention Sites in Comal County: Texas Unmet Needs, FEMA-1257-DR-TX. URS Group, 2003.