APA
International Institute for Democracy and Electoral Assistance, . (1997). Voter turnout from 1945 to 1997. Stockholm: International Institute for Democracy and Electoral Assistance.
Chicago
International Institute for Democracy and Electoral Assistance, . 1997. Voter turnout from 1945 to 1997. Stockholm: International Institute for Democracy and Electoral Assistance.
Harvard
International Institute for Democracy and Electoral Assistance, . (1997). Voter turnout from 1945 to 1997. Stockholm: International Institute for Democracy and Electoral Assistance.
MLA
International Institute for Democracy and Electoral Assistance, . Voter turnout from 1945 to 1997. Stockholm: International Institute for Democracy and Electoral Assistance. 1997.