Publishing History

This is a chart to show the publishing history of editions of works about this subject. Along the X axis is time, and on the y axis is the count of editions published. Click here to skip the chart.  This graph charts editions published on this subject.
Editions Published
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Year of Publication

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Prolific Authors

who have written the most books on this subject
Bob Knotts, 7 books
Wendy Lefkon, 5 books
Colleen Adams, 4 books
Sandra Wallus Sammons, 4 books
Kate Boehm Jerome, 3 books
Janet Riehecky, 3 books
Jennifer Quasha, 3 books
Joanne Mattern, 3 books
Debra Hess, 3 books
Sabrina Crewe, 3 books
Karen Sirvaitis, 3 books
Karen Durrie, 3 books
Carol Crane, 2 books
Nancy Furstinger, 2 books
Patricia Chui, 2 books
Ann Heinrichs, 2 books
Patricia Kennedy, 2 books
Lynn M. Stone, 2 books
Marion Dane Bauer, 2 books
Ann Sullivan, 2 books
Jill Safro, 2 books
Tamra B. Orr, 2 books
Heather E. Schwartz, 2 books
K. C. Kelley, 2 books
Raymond Bial, 2 books