Bills, L. G. (1984). Interlibrary Loan before and after OCLC. Illinois Valley Library System OCLC Experimental Project. Report No. 7.
Citazione stile Chigago Style (17a edizione)Bills, Linda G. Interlibrary Loan Before and After OCLC. Illinois Valley Library System OCLC Experimental Project. Report No. 7. 1984.
Citatione MLA (9a ed.)Bills, Linda G. Interlibrary Loan Before and After OCLC. Illinois Valley Library System OCLC Experimental Project. Report No. 7. 1984.
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