edited by Robert K. Merton
Free Press, 1979
Buku Teks
Neuman, Lawrence W., author
Pearson New International edition, 2014
Buku Teks
Neuman, William Lawrence, 1950-, author
Allyn and Bacon, 2003
Buku Teks
Punch, Keith F., author
Sage, 1998
Buku Teks
Neuman, William Lawrence, 1950-, author
Allyn and Bacon, 2000
Buku Teks