Ball, S., & Bogatz, G. A. (1970). The first year of Sesame Street : an evaluation / by Samuel Ball and Gerry Ann Bogatz: An evaluation. Educational Testing Service.
Chicago Style (17th ed.) CitationBall, Samuel, and Gerry Ann Bogatz. The First Year of Sesame Street : An Evaluation / by Samuel Ball and Gerry Ann Bogatz: An Evaluation. Educational Testing Service, 1970.
MLA (9th ed.) CitationBall, Samuel, and Gerry Ann Bogatz. The First Year of Sesame Street : An Evaluation / by Samuel Ball and Gerry Ann Bogatz: An Evaluation. Educational Testing Service, 1970.
Warning: These citations may not always be 100% accurate.