Howard, J. E. (1923). Report on the Formation of Transverse Fissures in Steel Rails and their Prevalence on Certain Railroads. Government Printing Office.
Chicago-Zitierstil (17. Ausg.)Howard, James E. Report on the Formation of Transverse Fissures in Steel Rails and Their Prevalence on Certain Railroads. Washington: Government Printing Office, 1923.
MLA-Zitierstil (9. Ausg.)Howard, James E. Report on the Formation of Transverse Fissures in Steel Rails and Their Prevalence on Certain Railroads. Government Printing Office, 1923.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.