Cita APA

Johnson, S., & Johnson, S. (2004). An empirical examination of union density in six countries: Canada, Ecuador, Mexico, Nicaragua, the United States and Venezuela. Washington, D.C.: Inter-American Development Bank.

Citación estilo Chicago

Johnson, Susan, y Susan Johnson. An Empirical Examination of Union Density in Six Countries: Canada, Ecuador, Mexico, Nicaragua, the United States and Venezuela. Washington, D.C.: Inter-American Development Bank, 2004.

Cita MLA

Johnson, Susan, y Susan Johnson. An Empirical Examination of Union Density in Six Countries: Canada, Ecuador, Mexico, Nicaragua, the United States and Venezuela. Washington, D.C.: Inter-American Development Bank, 2004.