Clarence A. Ellis. A practicum - seminar in structured programming. In Gerald L. Engel, Della T. Bonnette, editors, Proceedings of the 5th SIGCSE Technical Symposium on Computer Science Education, SIGCSE 1975, Washington, DC, USA, February 20-21, 1975. pages 86-94, ACM, 1975. [doi]
Abstract is missing.