Palen, J. John
Social problems
McGraw-Hill, 1979
 Buku Teks
The study of social problems : five perspectives
edited by Earl Rubington, Martin S. Weinberg
Oxford University Press, 1981
 Buku Teks
The study of social problems : seven perspectives
edited by Earl Rubington and Martin S. Weinberg
Oxford University Press, 1995
 Buku Teks
The study of social problems : seven perspectives
edited by Earl Rubington and Martin S. Weinberg
Oxford University Press, 2011
 Buku Teks
Halmos, Paul
Solitude and privacy: a study of social isolation its causes and therapy
Routledge & Kegan Paul Ltd., 1952
 Buku Teks