Martin, W. M. (1978). Parliamentary and presidential systems of governments: A comparative study. UST Journal of Graduate Research.
Chicago-Zitierstil (17. Ausg.)Martin, Wilfredo M. "Parliamentary and Presidential Systems of Governments: A Comparative Study." UST Journal of Graduate Research 1978.
MLA-Zitierstil (9. Ausg.)Martin, Wilfredo M. "Parliamentary and Presidential Systems of Governments: A Comparative Study." UST Journal of Graduate Research, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.