Katz, William A., 1924-
Introduction to reference work
McGraw-Hill, 2002
 Buku Teks SO
Katz, William A., 1924-
Introduction to reference work; Volume II: reference services and reference processes
McGraw-Hill, 1987
 Buku Teks SO
Katz, William A., 1924-
Introduction to reference work volume II: reference services and reference progresses
McGraww-Hill, 1992
 Buku Teks SO
Puccio, Joseph A.
Serials reference work / Joseph A. Puccio
Libraries Unlimited, 1989
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Martin, Ruben
Social work assessment
Learning Matters, 2010
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