The World Bank Group, PPP Knowledge Lab
Global Infrastructure Hub.
Delmon, Jeffrey. 2017. Public-Private Partnership Projects in Infrastructure: An Essential Guide for Policy Makers, 2nd Edition. Kindle Edition. Cambridge University Press. US$17.85.
Part III of the following manual is a standard reference for writers with the recommended editorial style based on The Chicago Manual of Style.
Turabian et al. 2018. A Manual for Writers of Research Papers, Theses, and Dissertations, 9th Edition. Kindle Edition. The University of Chicago Press. US$12.99.