Stellman, A. (2019). What Is Scrumban? (1st edition.). O'Reilly Media, Inc..
Cita Chicago Style (17a ed.)Stellman, Andrew. What Is Scrumban? 1st edition. O'Reilly Media, Inc., 2019.
Cita MLA (8a ed.)Stellman, Andrew. What Is Scrumban? 1st edition. O'Reilly Media, Inc., 2019.
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