Hede, A. A. (1984). Reference readiness: A manual for librarians and students (3rd ed., rev. and updated.). Library Professional.
Chicagoスタイル(17版)引用形式Hede, Agnes Ann. Reference Readiness: A Manual for Librarians and Students. 3rd ed., rev. and updated. Hamden, Conn: Library Professional, 1984.
MLA(9版)引用形式Hede, Agnes Ann. Reference Readiness: A Manual for Librarians and Students. 3rd ed., rev. and updated. Library Professional, 1984.
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