Haynes, B. R. 1. Secretarial problems, a work book on the collegiate level.
芝加哥风格引文Haynes, Benjamin Rudolph 1897. Secretarial Problems, a Work Book on the Collegiate Level. New York, Chicago, etc., The Gregg publishing company, 1931.
MLA引文Haynes, Benjamin Rudolph 1897. Secretarial Problems, a Work Book on the Collegiate Level.
警告：这些引文格式不一定是100％准确.