1
2
by CROSBY
Published 1984
3
by CROSBY
Published 1979
4
by COSTIN
Published 1998
5
by GRYNA
Published 2001
6
by FREEMAN
Published 1993
7
Published 1996
8
by JURAN
Published 1993
9
by JOHNSON
Published 1989
10
by Evans, James R.
Published 2011