- Author: Sophie Hannah Ben Hubbard
- Language: English
- Year: 2023
- Author: Paul D. Halliday, Eleanor Hubbard, Scott Sowerby (editors)
- Language: English
- Year: 2021
- Author: Douglas W. Hubbard, RICHARD SEIERSEN
- Language: English
- Year: 2023
- Author: Joshua C. Hubbard
- Language: English
- Year: 2014
- Author: Bryan Hubbard
- Language: English
- Year: 2014
- Author: Roland E. Murphy, David Allen Hubbard, Glenn W. Barker
- Language: English