Austerman, W. R. (1985). Sharps rifles and Spanish mules: The San Antonio--El Paso mail, 1851-1881. Texas A & M University Press.
芝加哥风格引文Austerman, Wayne R. Sharps Rifles and Spanish Mules: The San Antonio--El Paso Mail, 1851-1881. College Station: Texas A & M University Press, 1985.
MLA引文Austerman, Wayne R. Sharps Rifles and Spanish Mules: The San Antonio--El Paso Mail, 1851-1881. Texas A & M University Press, 1985.
警告：这些引文格式不一定是100％准确.