The Guardians is a 11-book series with 7 primary works first released in 1968 with contributions by William Joyce, Laura Geringer Bass, and 11 others.
2011 • 28 Readers • 228 pages • 3.4
2004 • 10 Readers • 251 pages • 3
2009 • 12 Readers • 361 pages • 3.8