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              Groves, R. M., Cialdini, R. B., & Couper, M. P. (1992). Understanding the decision to participate in a survey. Public Opinion Quarterly, 56(4), 475-495.
                 (xsd:string)
              
            
              Groves, R. M., Cialdini, R. B., & Couper, M. P. (1992). Understanding the decision to participate in a survey. Public Opinion Quarterly, 56, 475-495.
                 (xsd:string)
              
            
              Groves, R. M., R. B. Cialdini, and M. P. Couper. 1992. Understanding the decision to participate in a survey. Public Opinion Quarterly 56:475-95.
                 (xsd:string)
              
            
              Groves, R.M., Cialdini, R.B. and Couper, M.P. (1992) Understanding the decision to participate in asurvey. Public Opinion Quarterly, 56, pp. 475-495
                 (xsd:string)
              
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        | ?:name | 
            
              Groves, R. M., Cialdini, R. B., Couper, M. P. (1992). Understanding the decision to participate in a survey. Public Opinion Quarterly, 56(4), pp. 475-495.
                 (xsd:string)
              
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