Holden, W. C. (1970). The Espuela Land and Cattle Company: A study of a foreign-owned ranch in Texas. Texas State Historical Association.
Cita Chicago (17th ed.)Holden, William Curry. The Espuela Land and Cattle Company: A Study of a Foreign-owned Ranch in Texas. Austin: Texas State Historical Association, 1970.
Cita MLA (8th ed.)Holden, William Curry. The Espuela Land and Cattle Company: A Study of a Foreign-owned Ranch in Texas. Texas State Historical Association, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.