Chapter 10
Chiefs of State and Cabinet Members of Foreign Governments (Central Intelligence Agency): https://www.cia.gov/library/publications/world-leaders-1/index.html
IPU Parline Database: http://archive.ipu.org/parline/parlinesearch.asp
Political Database of the Americas (Georgetown University): http://pdba.georgetown.edu/
Latin American Network Information Center (LANIC, University of Texas): http://lanic.utexas.edu/subject/government/
C-Span’s Prime Minister’s Questions: The Prime Minister’s Questions: https://www.c-span.org/series/?PrimeMinisterQue
Zarate's Political Collections: http://zarate.eu/