Nature and the American : Three centuries of changing attitudes /

समान संसाधन

• American scholarship in the twentieth century /
  प्रकाशित: (1967)
• American perspectives : The national self-image in the twentieth century /
  द्वारा: Spiller, Robert E.
  प्रकाशित: (1961)
• Modern American society : Readings in the problems of order and change /
  द्वारा: Davis, Kingsley Etc
  प्रकाशित: (1948)
• America and Americans /
  द्वारा: Steinbeck John
  प्रकाशित: (1966)
• America and Americans /
  द्वारा: Steinbeck, John
  प्रकाशित: (1966)