A comparative study of cataloging rules based on the Anglo-American code of 1908 : with comments on the rules and on the prospects for a further extension of international agreement and co-operation / by J.C.M. Hanson. Hanson, J. C. M. Descriptive cataloging Rules. Z695 .H215 025.3 HAC Chicago : University of Chicago Press, 1939. 1939. 1939 Text xiv, 144 p. ; eng The University of Chicago studies in library science