id author title date pages extension mime words sentence flesch summary cache txt crl-10893 Barton, Mary N. Basic Reference Sources: An Introduction to Materials and Methods (Book Review) 1955-01-01 2 .pdf application/pdf 1445 62 53 An introductory chapter, The Practice of Reference, treats very briefly the place of reference work in library organization, with definitions and explanations of the six com- ponent functions. Chapter 18, The Sciences, is the work of Helen Folke of Western Reserve University, who introduces the student competently to a few of the principal sources and characteris- tics of reference work in the field. cache/crl-10893.pdf txt/crl-10893.txt