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Bone and Soft Tissue Tumors

Research Design Creating Robust Approaches for the Social Sciences,1446249026,9781446249024

Research Design Creating ...

Stephen Gorard

Our Price: $ 82.60

Using Propensity Scores in Quasi-Experimental Designs,1452205264,9781452205267

Using Propensity Scores i ...

William M. Holm ...

Our Price: $ 127.44