1
by Potter, Patricia, 1940-
Published 1988
2
by Kneale, John G.
Published 1993
3
by Pozzessere, Heather Graham
Published 1988
4
by Landes, Ronald G, 1945-
Published 1991
5
by Lavender, Douglas
Published 1992
6
by Mulamba Mbuyi, Benjamin
Published 1993
7
Published 2003
8
by Shneidman, Noah Norman.
Published 1979
9
Published 1989
10
11