| Atheneum, July 21, 2015, cover price $17.99 | About this edition:
When a boy is sent to Mammoth cave to fight a case of consumption, little does he know he’ll also be fighting for the lives of a secret community of escaped slaves, who are hidden deep within the cave.
| Reprint edition (Atheneum, July 19, 2016), cover price $7.99
, titled "Writing a College Workbook" | 4th edition (W W Norton & Co Inc, April 1, 1994), cover price $24.15 | also contains Writing a College Workbook
| About this edition:
Designed to accompany an introductory textbook for students taking classes in composition and creative writing, this workbook contains exercises.