1
by Christensen, Ronald
Published 1997
Springer New York

2
by Christensen, Ronald
Published 2002
Springer New York

3
by Christensen, Ronald
Published 1996
Springer New York

4
by Christensen, Ronald
Published 1987
Springer New York

5
by Christensen, Ronald
Published 1990
Springer New York

6
by Christensen, Ronald
Published 2001
Springer New York

7
by Christensen, Ronald
Published 1991
Springer New York

8
by Christensen, Ronald
Published 2011
Springer New York