Cita APA

Verba, S., Black, G., Brody, R., Ekman, P., Nie, N., Parker, E., . . . Sheatsley, P. (2016). Public Opinion in the United States of America about the Vietnam War.

Citación estilo Chicago

Verba, Sidney, Gordon Black, Richard Brody, Paul Ekman, Norman Nie, Edwin Parker, Nelson Polsby, Peter Rossi, y Paul Sheatsley. Public Opinion in the United States of America About the Vietnam War. 2016.

Cita MLA

Verba, Sidney, et al. Public Opinion in the United States of America About the Vietnam War. 2016.