Ljubanović, Gordana: Aktivna nabavna politika. CLIO magazin, br. 2, 1998. To weed useless books from one’s library = izbaciti beskorisne knjige iz svoje biblioteka (S. Ristić, Ž. Simić, V. Popović: Enciklopedijski englesko-srpskohrvatski rečnik. - Beograd, London; Prosveta, Cambridge, 1963.) P. Clazton, G. E. Gorman: Managing information resources in libraries. - London, Library Association Publishing, 2001. Slote, Stanley J.: Weeding Library Collections, 4 th ed. - Englewood, Colo : Libraries Unlimited, 1997. Joseph P. Segal: Weeding Collection in Small and Medium-Sized Libraries: The Crew Method. - Chicago : American Library Association, 1980. P. Clayton, G. E. Gorman: Managing Informatin Recources in Library. - London, Library Association Publishing, 2001. G. Edward Evans: Developing Library and Information Center Collection. - Englewood, Libraries Unlimited, INC, 2000. G. E. Evans: Developing Library and Information Center Collection. - Englewood, Libraries Unlimited, INC, 200. Cassell, K. A.: Futas E.: Developing Public Library Collection. - New York, London, 1992. G. E. Evans: Developing Library and Information Center Collection. - Englewood, Libraries Unlimited, INC, 200.