New York. Parker Publishing Company. (1965). Business etiquette handbook. [s.n.
芝加哥风格引文New York. Parker Publishing Company. Business Etiquette Handbook. West Nyack, N.Y: [s.n, 1965.
MLA引文New York. Parker Publishing Company. Business Etiquette Handbook. [s.n, 1965.
警告：这些引文格式不一定是100％准确.