1. Experimental methods in survey research : techniques that combine random sampling with random assignment /: techniques that combine random sampling with random assignment. (2019) Authors: Lavrakas, Paul J; Traugott, Michael W; Leeuw, Edith Desirée de; Kennedy, Courtney; Holbrook, Allyson L Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗