APA
Pal S. K. E., Polkowski L. E. & Skowron A. E.Rough-neural computing. New York: .
Chicago
Pal Sankar K Ed, Polkowski Lech Ed and Skowron Andrzej Ed.Rough-neural computing. New York: .
Harvard
Pal S. K. E., Polkowski L. E. and Skowron A. E.Rough-neural computing. New York: .
MLA
Pal Sankar K Ed, Polkowski Lech Ed and Skowron Andrzej Ed.New York: . .