Road map of Medina County, Texas / compiled and drawn by H.V. Haass, co. surveyor.
MLA
Haass, H. V. Road Map of Medina County, Texas / Compiled and Drawn by H.V. Haass, Co. Surveyor. Texas Highway Dept.?], 0AD. https://collections.library.yale.edu/catalog/15827501.
APA, 6th edition
Haass, H. V. (0 C.E.). Road map of Medina County, Texas / compiled and drawn by H.V. Haass, co. surveyor. [Maps]. Texas Highway Dept.?], https://collections.library.yale.edu/catalog/15827501.