McCausland, J. D., Vossler, T., & Dixon, W. Battle Tested!: Gettysburg Leadership Lessons for 21st Century Leaders. Gildan Media.
Cita Chicago Style (17a ed.)McCausland, Jeffrey D., Tom Vossler, y Walter Dixon. Battle Tested!: Gettysburg Leadership Lessons for 21st Century Leaders. Gildan Media.
Cita MLA (9a ed.)McCausland, Jeffrey D., et al. Battle Tested!: Gettysburg Leadership Lessons for 21st Century Leaders. Gildan Media.
Precaución: Estas citas no son 100% exactas.