Sheehy, E. P. (1976). Guide to reference books (9th ed.). American Library Association.
芝加哥风格引文Sheehy, Eugene Paul. Guide to Reference Books. 9th ed. Chicago: American Library Association, 1976.
MLA引文Sheehy, Eugene Paul. Guide to Reference Books. 9th ed. American Library Association, 1976.
警告：这些引文格式不一定是100％准确.