581
by Sridharan, Kripa, 1949-
Published 1996
582
by Zhao, Quansheng
Published 1996
583
Published 2000
584
by Taneja, Pradeep
Published 1994
585
586
587
by Dumbrell, John, 1950-
Published 1990
588
by Beck, Robert J, 1961-
Published 1993
589
by Navarro, Peter
Published 2007
590
Published 2005
591
Published 1993
592
by Roosevelt, Kermit
Published 1979
593
by Ayoob, Mohammed, 1942-
Published 1990
594
by Latawski, Paul C, 1954-
Published 2003
595
by Gardner, Paul F.
Published 1997
596
by Abdul Razak Abdullah Baginda.
Published 1990
597
Published 2000
598
Published 1976
599
Published 1991
600
by Nolutshungu, Sam C.
Published 1996