Visi 2 Paul J. Lavrakas izlaidumi pie Paperback Book... Book
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![Cover for Paul J. Lavrakas · Encyclopedia of Survey Research Methods (Hardcover Book) [Annotated edition] (2008)](https://imusic.b-cdn.net/images/item/original/084/9781412918084.jpg?paul-j-lavrakas-2008-encyclopedia-of-survey-research-methods-hardcover-book&class=scaled&v=1548667154)
![Cover for Paul J. Lavrakas · Telephone Survey Methods: Sampling, Selection, and Supervision - Applied Social Research Methods (Paperback Book) [2 Revised edition] (1993)](https://imusic.b-cdn.net/images/item/original/079/9780803953079.jpg?paul-j-lavrakas-1993-telephone-survey-methods-sampling-selection-and-supervision-applied-social-research-methods-paperback-book&class=scaled&v=1548667154)