APA Citatie

McGonagle, K. A., Schoeni, R. F., Couper, M. P., & Mushtaq, M. (2011). An Incentive Experiment Designed to Increase Response to a Between-Wave Contact Update Mailing in Two Panel Studies. Surv Pract.

Chicago Style citaat

McGonagle, Katherine A., Robert F. Schoeni, Mick P. Couper, en Mohammad Mushtaq. "An Incentive Experiment Designed to Increase Response to a Between-Wave Contact Update Mailing in Two Panel Studies." Surv Pract 2011.

MLA citatie

McGonagle, Katherine A., Robert F. Schoeni, Mick P. Couper, en Mohammad Mushtaq. "An Incentive Experiment Designed to Increase Response to a Between-Wave Contact Update Mailing in Two Panel Studies." Surv Pract 2011.