[Poem addressed to John J. Herrera - 1966], poem, 1966; (https://texashistory.unt.edu/ark:/67531/metapth250849/m1/1/: accessed June 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Poem addressed to John J. Herrera - 1966], poem, 1966; (https://texashistory.unt.edu/ark:/67531/metapth250849/m1/1/: accessed June 7, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .