- Author: Vadim N. Yagodin, Shamil S. Amirov, W. Paul van Pelt, Alison Betts
- Language: English
- Year: 2019
- Author: Alexander Betts
- Language: English
- Year: 2021
- Author: Raymond F. Betts
- Language: English
- Year: 2005
- Author: A. V. G. Betts, Dawn Nadine Cropper, Larry D. Martin, Carole McCartney
- Language: English
- Year: 2019
- Author: Ernest Betts
- Language: English
- Year: 1973
- Author: Reginald Robert Betts
- Language: English
- Year: 1950
- Author: Rory McEvoy Jonathan Betts
- Language: English
- Year: 2020
- Author: Paul Betts
- Language: English
- Year: 2020