Integrating the Human Sciences: Enhancing Cohesion and Progress Across the Social Sciences and Humanities. Routledge, 2023.
Making Sense of the Future (2022). Routledge (90,000 words). Available here.
Making Sense of World History. (2021) Routledge (506,000 words). Available Open Access and print here.
Repko, Allen and Rick Szostak (2020) Interdisciplinary Research: Process and Theory. 4th ed. Thousand Oaks: Sage.
Repko, Allen, Rick Szostak, and Michelle Philips Buchberger (2020) Introduction to Interdisciplinary Studies, 3rd ed. Thousand Oaks: Sage.
Cross, Gary, and Rick Szostak (2018) Technology and American Society: A History. 3rd. ed. New York: Routledge.
Repko, Allen, Rick Szostak, and Michelle Philips Buchberger (2017) Introduction to Interdisciplinary Studies, 2nd ed. Thousand Oaks: Sage.
Szostak, Rick, Claudio Gnoli, and Maria Lopez-Huertas (2016) Interdisciplinary Knowledge Organization. Berlin: Springer. 227 p.
Repko, Allen and Rick Szostak (2017) Interdisciplinary Research: Process and Theory. 3rd ed. Thousand Oaks: Sage. 426 p.
Repko, Allen with Rick Szostak and Michelle Buchberger (2014) Introduction to Interdisciplinary Studies, Thousand Oaks: Sage. 332 p.
Szostak, Rick (2012) Restoring Human Progress. Cranmore Publications (UK). 626p.
Szostak, Rick (2009) The Causes of Economic Growth: Interdisciplinary Perspectives, Berlin: Springer, 372 p. Link
Szostak, Rick (2005) Unifying Ethics, Lanham, MD: University Press of America. 305p.
Cross, Gary, and Rick Szostak (2004) Technology and American Society: A History, 2nd Ed., Upper Saddle River NJ: Prentice Hall Publishers, 350p.
Szostak, Rick (2004) Classifying Science: Phenomena, Data, Theory, Method, Practice. Dordrecht: Springer, 301 p.
Szostak, Rick (2003) A Schema for Unifying Human Science: Interdisciplinary Perspectives on Culture, Selinsgrove PA: Susquehanna University Press, 378p.
Szostak, Rick (1999) Econ-Art: Divorcing Art from Science in Modern Economics, London: Pluto Press, 256p.
Cross, Gary, and Szostak, Rick (1995) Technology and American Society: A History, Engelwood Cliffs NJ: Prentice-Hall, 337p.
Szostak, Rick (1995) Technological Innovation and the Great Depression, Boulder CO: Westview Press, 365p.
Szostak, Rick (1991) The Role of Transportation in the Industrial Revolution , Montreal: McGill-Queen's University Press, 331p.