5
by Skeggs, Douglas.
Published 1987
Book
11
by Bender, Bert.
Published 1996
(CARLI) (Other Sources: (ELMdb)168203, (IWUdb)432815)
Book Electronic
12
Published 1999
Journal / Magazine Electronic
15
by Williams, Raymond L.
Published 1991
Book
20
Published 2003
Book