- Comprehensive Ruby Programming by Jordan Hudgens: https://www.packtpub.com/application-development/comprehensive-ruby-programming
- Learn Docker - Fundamentals of Docker 18.x by Gabriel N. Schenker: https://www.packtpub.com/networking-and-servers/learn-docker-fundamentals-docker-18x
- AWS Automation Cookbook by Nikit Swaraj: https://www.packtpub.com/virtualization-and-cloud/aws-automation-cookbook
- Effective DevOps with AWS - Second Edition by Yogesh Raheja, Giuseppe Borgese, and Nathaniel Felsen: https://www.packtpub.com/virtualization-and-cloud/effective-devops-aws-second-edition