Scientific American. 238 (2): 144-154. Postal code:1978sciam.238b.144b
As https://secondstreet.ru/profile/PressAff/ 2007, 30% of the total citizens lived in the Sun Belt USA, at that time as at the beginning of the 20th century in it.
As https://secondstreet.ru/profile/PressAff/ 2007, 30% of the total citizens lived in the Sun Belt USA, at that time as at the beginning of the 20th century in it.