Cita APA (7a ed.)

Sudman, S., & Bradburn, N. M. (1982). Asking questions: [a practical guide to questionnaire design] (1. ed.). Jossey-Bass.

Cita Chicago Style (17a ed.)

Sudman, Seymour, y Norman M. Bradburn. Asking Questions: [a Practical Guide to Questionnaire Design]. 1. ed. San Francisco, Calif: Jossey-Bass, 1982.

Cita MLA (8a ed.)

Sudman, Seymour, y Norman M. Bradburn. Asking Questions: [a Practical Guide to Questionnaire Design]. 1. ed. Jossey-Bass, 1982.