Schwartz, E. E., & Sample, W. C. (1967). First findings from Midway: Edward E.Schwartz and William C.Sample. Social Service Review.

Schwartz, Edward Edgar, and William C. Sample. First Findings from Midway: Edward E.Schwartz and William C.Sample. Chic.: Social Service Review, 1967.

Schwartz, Edward Edgar, and William C. Sample. First Findings from Midway: Edward E.Schwartz and William C.Sample. Social Service Review, 1967.