Monday, J. C., & Vick, F. B. (2007). Petra's legacy: The South Texas ranching empire of Petra Vela and Mifflin Kenedy. Texas A&M University Press.
Citace podle Chicago (17th ed.)Monday, Jane Clements, a Frances Brannen Vick. Petra's Legacy: The South Texas Ranching Empire of Petra Vela and Mifflin Kenedy. College Station: Texas A&M University Press, 2007.
Citace podle MLA (9th ed.)Monday, Jane Clements, a Frances Brannen Vick. Petra's Legacy: The South Texas Ranching Empire of Petra Vela and Mifflin Kenedy. Texas A&M University Press, 2007.
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