1
by Petras, James F., 1937-
Published 1973
Book
2
by Petras, James F., 1937-
Published 1975
Book
3
by Petras, James F., 1937-
Published 1984
Book
5
by Petras, James F., 1937-
Published 2011
Book
6
by Petras, James F., 1937-
Published 1969
Book
7
Other Authors: ...Petras, James F., 1937-...
Book