APA استشهاد

Ed by Groves, R. M., Dillman, D. A., Eltinge, J. L., & Little, R. J. Survey nonresponse. John Wiley &Sons.

استشهاد بنمط شيكاغو

Ed by Groves, Robert M., Don A. Dillman, John L. Eltinge, و Roderick J.A Little. Survey Nonresponse. New York: John Wiley &Sons.

MLA استشهاد

Ed by Groves, Robert M., et al. Survey Nonresponse. John Wiley &Sons.