Malty, A. (1944). Sayer's manual of classification for librarians (5th ed.). Gralton book.
Chicago Style aipamenaMalty, Arthur. Sayer's Manual of Classification for Librarians. 5th ed. London: Gralton book, 1944.
MLA aipamenaMalty, Arthur. Sayer's Manual of Classification for Librarians. 5th ed. Gralton book, 1944.
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