There are a number of really ingesting global health related books that have been made available free of charge through Google Books. The following is a link to just a few. Please suggest others and they will be added to this list:
1. Working in Health: Financing and Managing the Public Sector Health Workforce By Marko Vujicic, Kelechi Ohiri, and Susan Sparke.
2. Cost recovery in public health services in Sub-Saharan Africa By Brian Nolan, Vincent Turbat