Fridman, A., & Khoperskov, A. (2014). Physics of galaxies: Observations and investigation of galactic disks. Viva Books.
استشهاد بنمط شيكاغوFridman, A.M, و A.V Khoperskov. Physics of Galaxies: Observations and Investigation of Galactic Disks. New Delhi: Viva Books, 2014.
MLA استشهادFridman, A.M, و A.V Khoperskov. Physics of Galaxies: Observations and Investigation of Galactic Disks. Viva Books, 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.