@misc{indiciae8f1041e6af01, title = {Collaborative skill instruction for promoting positive interactions between mentally handicapped and nonhandicapped children.}, author = {J W Putnam and J E Rynders and R T Johnson and D W Johnson}, year = {1989}, doi = {10.1177/001440298905500609}, url = {https://pubmed.ncbi.nlm.nih.gov/2703015/}, note = {Source identifier: 2703015} }