O'Higgins, E., & Zsolnai, L. (2020). Progressive Business Models. 1st ed. 2018. Springer International Publishing.
استشهاد بنمط شيكاغوO'Higgins, Eleanor, و László Zsolnai. Progressive Business Models. 1st Ed. 2018. Springer International Publishing, 2020.
MLA استشهادO'Higgins, Eleanor, و László Zsolnai. Progressive Business Models. 1st Ed. 2018. Springer International Publishing, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.