Google App Engine Extensions to The Google HTTP Client Library For Java.
 | Programming Google App Engine: Build & Run Scalable Web Applications on Google's Infrastructure (2012) by Sanderson, Dan |
 | Programming Google App Engine: Build and Run Scalable Web Apps on Google's Infrastructure (Animal Guide) (2009) by Sanderson, Dan |
 | Using Google App Engine: Building Web Applications (2009) by Severance, Charles |
 | Developing with Google App Engine (FirstPress) (2009) by Ciurana, Eugene |
 | Essential App Engine: Building High Performance Java Apps With Google App Engine (Developer's Library) (2010) by De Jonge, Adriaan |
 | Google App Engine Java and GWT Application Development (2010) by Guermeur, Daniel, Unruh, Amy |