1
by Anderson, James D., 1944-
Published 1988
Book Electronic
2
3
by Radway, Janice A., 1949-
Published 1997
Book Electronic
4
by Cohen, Nancy L.
Published 2002
Book Electronic
5
by Frisch, Walter, 1951-
Published 2005
Book Electronic
6
by Simonsen, Jane E.
Published 2006
Book Electronic