Saya mau tau Rujukan dari Harlan County, USA. Jelaskan dalam bahasa melayu

Gail Pellet, "The Making of Harlan County, USA: An Interview with Barbara Kopple," Radical America, vol. 11, no. 2 (March–April 1977), pp. 32–42.

Tom Hansell, Patricia Beaver and Angela Wiley, "Keep Your Eye upon the Scale," .