Seedhouse, E. (2015). Virgin Galactic: The First Ten Years (1st ed. 2015.). Cham: Springer International Publishing : Imprint: Springer.
استشهاد بنمط شيكاغوSeedhouse, Erik. Virgin Galactic: The First Ten Years. 1st ed. 2015. Cham: Springer International Publishing : Imprint: Springer, 2015.
MLA استشهادSeedhouse, Erik. Virgin Galactic: The First Ten Years. 1st ed. 2015. Cham: Springer International Publishing : Imprint: Springer, 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.