1
by Chapman, Elwood N.
Published 1989
2
by Salkind, Neil J.
Published 2006
3
by Farquhar,John W
Published 1990
4
by Huffman, Karen.
Published 1987
5
by Plotnik, Rod.
Published 1986
6
Published 1988
7
by Coolican, Hugh.
Published 1990