APA-viite (7. p.)

Welch, S., & Comer, J. (1975). Public opinion: Its formation, measurement, and impact. Mayfield.

Chicago-viite (17. p.)

Welch, Susan, ja John Comer. Public Opinion: Its Formation, Measurement, and Impact. Palo Alto, Calif: Mayfield, 1975.

MLA-viite (9. p.)

Welch, Susan, ja John Comer. Public Opinion: Its Formation, Measurement, and Impact. Mayfield, 1975.