Walker, F. R. (1952). Practical accounting and cost keeping for contractors; a treatise on modern business methods. F. R. Walker Co.
芝加哥风格引文Walker, Frank Rabold. Practical Accounting and Cost Keeping for Contractors; a Treatise on Modern Business Methods. Chicago: F. R. Walker Co, 1952.
MLA引文Walker, Frank Rabold. Practical Accounting and Cost Keeping for Contractors; a Treatise on Modern Business Methods. F. R. Walker Co, 1952.
警告：这些引文格式不一定是100％准确.