Merrill, William Stetson.
Code for classifiers : principles governing the consistent placing of books in a system of classification / William Stetson Merrill. - 2nd ed. - Chicago : American Library Association, 1939. - xi, 177 p. ; 22 cm.
Includes index.
316 316
Classification.
Classification code.
025.4 / M552c
Code for classifiers : principles governing the consistent placing of books in a system of classification / William Stetson Merrill. - 2nd ed. - Chicago : American Library Association, 1939. - xi, 177 p. ; 22 cm.
Includes index.
316 316
Classification.
Classification code.
025.4 / M552c