Hill, J. A., & Brady, J. E. (2006). Danger Signals Remarkable, Exciting and Unique Examples of the Bravery, Daring and Stoicism in the Midst of Danger of Train Dispatchers and Railroad Engineers. Project Gutenberg.
Chicago Style (17th ed.) CitationHill, John A., and Jasper Ewing Brady. Danger Signals Remarkable, Exciting and Unique Examples of the Bravery, Daring and Stoicism in the Midst of Danger of Train Dispatchers and Railroad Engineers. Project Gutenberg, 2006.
MLA (9th ed.) CitationHill, John A., and Jasper Ewing Brady. Danger Signals Remarkable, Exciting and Unique Examples of the Bravery, Daring and Stoicism in the Midst of Danger of Train Dispatchers and Railroad Engineers. Project Gutenberg, 2006.
Warning: These citations may not always be 100% accurate.