Grover, M. The freebooters: A Larry and Stretch western. Cleveland Publishing Company.
芝加哥风格引文Grover, Marshall. The Freebooters: A Larry and Stretch Western. Cremorne, N.S.W.: Cleveland Publishing Company.
MLA引文Grover, Marshall. The Freebooters: A Larry and Stretch Western. Cleveland Publishing Company.
警告：这些引文格式不一定是100％准确.