Kumar, G. (1981). Theory of cataloguingGirja Kumar, Krishan Kumar. Vikas.
Lua i Stíl Chicago (17ú heag.)Kumar, Girja. Theory of CataloguingGirja Kumar, Krishan Kumar. Vikas, 1981.
Lua MLA (8ú heag.)Kumar, Girja. Theory of CataloguingGirja Kumar, Krishan Kumar. Vikas, 1981.
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