Partial Differential Equations
Jürgen Jost
Statics and Mechanics of structures
Yoo Sik Kim
The Gastrointestinal System
Po Sing Leung
Economics as Applied Ethics
Wilfred Beckerman
The Daily Stoic
Holiday, Ryan & Hanselman, Stephen
Ansible for DevOps
Jeff Geerling
Child Neuropsychology
Margaret Semrud-Clikeman & Phyllis Anne Teeter Ellison