Harden, R. M. (1999). What is a spiral curriculum?. Medical teacher, 21(2), 141-143.

New York University

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Learning Content References

Sadiq, S., & Zamir, S. (2014). Effectiveness of modular approach in teaching at university level. Journal of Education and Practice, 5(17), 103-109.

Donnelly, R., & Fitzmaurice, M. (2005). Designing modules for learning. Emerging issues in the practice of university learning and teaching, 99-110.

Moskovitz, C. (2021). Standardizing terminology for text recycling in research writing. Learned Publishing, 34(3), 370-378.