One Minute Manager is a 12-book series with 12 primary works first released in 1950 with contributions by Kenneth H. Blanchard, Eunice Parisi-Carew, Donald Carew, Spencer Johnson, Patricia Zigarmi, Drea Zigarmi, Ken Blanchard; Patricia Zigarmi; Drea Zigarmi, William Oncken Jr., Lawrence Hawkins, and Susan Fowler.
1981 • 45 Readers • 111 pages • 3.3
2015 • 32 Readers • 112 pages • 3.4
1984 • 2 Readers • 112 pages • 3
1985 • 1 Reader • 160 pages • 4
2005 • 5 Readers • 176 pages • 4.5
1989 • 1 Reader • 137 pages • 4
1985 • 1 Reader • 111 pages • 5
1950 • 1 Reader
1981 • 1 Reader • 114 pages • 4
1985 • 1 Reader • 94 pages
1981 • 1 Reader • 111 pages