Winchell, C. M., & Mudge, I. G. (1951). Guide to reference books (7th ed., based on the Guide to reference books, 6th ed., by Isadore Gilbert Mudge.). American Library Assn..
Citace podle Chicago (17th ed.)Winchell, Constance M., a Isadore Gilbert Mudge. Guide to Reference Books. 7th ed., based on the Guide to reference books, 6th ed., by Isadore Gilbert Mudge. Chicago: American Library Assn., 1951.
Citace podle MLA (8th ed.)Winchell, Constance M., a Isadore Gilbert Mudge. Guide to Reference Books. 7th ed., based on the Guide to reference books, 6th ed., by Isadore Gilbert Mudge. American Library Assn., 1951.
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