@inproceedings{Oldendick2004, author = {Oldendick, R.W. and Lambries, D.N.}, title= {Differences in an RDD and list sample: An experimental comparison}, year = {2004}, URL = {https://www.academia.edu/30915604/Differences_in_an_RDD_and_List_Sample_An_Experimental_Comparison}, address = {Phoneix, Arizona}, }