History of Indian Literature, গুগল বইয়ে Samaveda-Samhita, page 63 FritsStaal (2009), Discovering the Vedas: Origins, Mantras, Rituals, Insights, Penguin
Maurice Bloomfield, The Atharvaveda, Harvard University Press, pages 1-2 FritsStaal (2009), Discovering the Vedas: Origins, Mantras, Rituals, Insights, Penguin