APA

Bradbury S. M., . (2001). P. 8. The Late 20th Century. : .

Chicago

Bradbury S M, . 2001. P. 8. The Late 20th Century. : .

Harvard

Bradbury S. M., . (2001). P. 8. The Late 20th Century. : .

MLA

Bradbury S M, . P. 8. The Late 20th Century. : . 2001.