Ball, G. W. (2018). Texas and World War I. Texas State Historical Association.
Cita Chicago Style (17a ed.)Ball, Gregory W. Texas and World War I. Austin: Texas State Historical Association, 2018.
Cita MLA (8a ed.)Ball, Gregory W. Texas and World War I. Texas State Historical Association, 2018.
Precaución: Estas citas no son 100% exactas.