Παραπομπή σε μορφή APA (7η εκδ.)

Sonquist, J. A., & Dunkelberg, W. C. (1977). Survey and opinion research: Procedures for processing and analysis. Prentice-Hall.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sonquist, John A., και William C. Dunkelberg. Survey and Opinion Research: Procedures for Processing and Analysis. Englewood Cliffs, N.J.: Prentice-Hall, 1977.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sonquist, John A., και William C. Dunkelberg. Survey and Opinion Research: Procedures for Processing and Analysis. Prentice-Hall, 1977.