Amphibians and Reptiles in Atascosa: Texas Cooperative Wildlife Collection list of species found in the county.
Atascosa County Records: A personal site with a large collection of county records. Contact information provided.
Capitol Impact: Atascosa County: Political, educational, and economic data.
Handbook of Texas Online : Atascosa County: Current and historical information about Atascosa County.
YBLost: Atascosa County, Texas: Atascosa County, Texas public record information.