Cita APA (7th ed.)
Schonlau, M., Fricker, R. D., & Elliott, M. N. (2002). Conducting research surveys via e-mail and the Web. Rand.
Cita Chicago (17th ed.)
Schonlau, Matthias, Ronald D. Fricker, i Marc N. Elliott. Conducting Research Surveys via E-mail and the Web. Santa Monica, Calif.: Rand, 2002.
Cita MLA (9th ed.)
Schonlau, Matthias, et al. Conducting Research Surveys via E-mail and the Web. Rand, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.