Cita APA (7a ed.)
Oxford Analytica & Heath, D. America in Perspective: Major Trends in the United States through the 1990s. Houghton Mifflin.
Cita estilo Chicago (17a ed.)
Oxford Analytica y Daniel Heath. America in Perspective: Major Trends in the United States Through the 1990s. Boston, EUA: Houghton Mifflin.
Cita MLA (9a ed.)
Oxford Analytica y Daniel Heath. America in Perspective: Major Trends in the United States Through the 1990s. Houghton Mifflin.
Precaución: Estas citas no son 100% exactas.