Rezultati - Langbein, Laura Irwin

Public program evaluation a statistical guide od Langbein, Laura Irwin

Ecological inference od Langbein, Laura Irwin

Public program evaluation a statistical guide od Langbein, Laura Irwin

Discovering whether programs work a guide to statistical methods for program evaluation od Langbein, Laura Irwin

Ecological inference od Langbein, Laura Irwin

Discovering whether programs work a guide to statistical methods for program evaluation od Langbein, Laura Irwin

Discovering whether programs work a guide to statistical methods for program evaluation od Langbein, Laura Irwin

Ecological inference od Langbein, Laura Irwin

Ecological inference od Langbein, Laura Irwin, Lichtman, Allan J.