Ahrons, E. L. (1920). The steam railway locomotive: Explaining the component parts and method of working of modern steam railway locomotives. Sir Isaac Pitman & Sons.
Cita Chicago Style (17a ed.)Ahrons, Ernest Leopold. The Steam Railway Locomotive: Explaining the Component Parts and Method of Working of Modern Steam Railway Locomotives. London [etc.]: Sir Isaac Pitman & Sons, 1920.
Cita MLA (9a ed.)Ahrons, Ernest Leopold. The Steam Railway Locomotive: Explaining the Component Parts and Method of Working of Modern Steam Railway Locomotives. Sir Isaac Pitman & Sons, 1920.
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