Cooper, H. M. (1991). An introduction to meta-analysis and the integrative research review. In Social Prevention and the Social Sciences Theoretical Controversies, Research Problems, and Evaluation Strategies (pp. 287–304). Walter de Gruyter.

Cooper, H. M. “An introduction to meta-analysis and the integrative research review.” In Social Prevention and the Social Sciences Theoretical Controversies, Research Problems, and Evaluation Strategies, 287–304. Walter de Gruyter, 1991.

Cooper HM. An introduction to meta-analysis and the integrative research review. In: Social Prevention and the Social Sciences Theoretical Controversies, Research Problems, and Evaluation Strategies. Walter de Gruyter; 1991. p. 287–304.

Cooper, H. M. “An introduction to meta-analysis and the integrative research review.” Social Prevention and the Social Sciences Theoretical Controversies, Research Problems, and Evaluation Strategies, Walter de Gruyter, 1991, pp. 287–304.

Cooper HM. An introduction to meta-analysis and the integrative research review. Social Prevention and the Social Sciences Theoretical Controversies, Research Problems, and Evaluation Strategies. Walter de Gruyter; 1991. p. 287–304.