Philosophers in 90 Minutes

1990 • 2 Readers • 87 pages

2001 • 1 Reader • 96 pages

1996 • 2 Readers • 97 pages • 3

1997 • 1 Reader • 93 pages • 5

1996 • 1 Reader • 3

2000 • 1 Reader • 3

1990 • 1 Reader • 91 pages • 4

1997 • 3 Readers • 96 pages • 3.7

1999 • 2 Readers • 96 pages • 3.5

2002 • 1 Reader • 4

1996 • 3 Readers • 95 pages • 4.5

1997 • 4 Readers • 96 pages • 3.8

1992 • 1 Reader • 4

2001 • 4 Readers • 90 pages • 3.5

1996 • 2 Readers • 85 pages • 3

1998 • 3 Readers • 96 pages • 4

1998 • 3 Readers • 87 pages • 3.7

1997 • 1 Reader

1996 • 1 Reader • 87 pages • 5

1999 • 1 Reader • 4

1996 • 3 Readers • 89 pages • 4.3

2002 • 1 Reader • 94 pages • 3

2002 • 1 Reader • 96 pages • 4