Abueva, J. V., Camilon, V. C., Natividad, A. J. D. C., & Vallestero, J. A. (2001). Draft constitution for a Federal Republic of the Philippines with a parliamentary government (2010). Center for Social Policy and Governance, Kalayaan College.
Chicago-referens (17:e uppl.)Abueva, Jose Veloso, Vicente Conocido Camilon, Allan Jay Dela Cruz Natividad, och Janielle Ann Vallestero. Draft Constitution for a Federal Republic of the Philippines with a Parliamentary Government (2010). Marikina: Center for Social Policy and Governance, Kalayaan College, 2001.
MLA-referens (9:e uppl.)Abueva, Jose Veloso, et al. Draft Constitution for a Federal Republic of the Philippines with a Parliamentary Government (2010). Center for Social Policy and Governance, Kalayaan College, 2001.