Froehlich, A. (2020). Space Resource Utilization: A View from an Emerging Space Faring Nation. Springer International Publishing.
استشهاد بنمط شيكاغوFroehlich, Annette. Space Resource Utilization: A View From an Emerging Space Faring Nation. Springer International Publishing, 2020.
MLA استشهادFroehlich, Annette. Space Resource Utilization: A View From an Emerging Space Faring Nation. Springer International Publishing, 2020.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.