Sunnemark, F. (2004). Ring out freedom!: The voice of Martin Luther King, Jr. and the making of the civil rights movement. Indiana University Press.
芝加哥风格引文Sunnemark, Fredrik. Ring Out Freedom!: The Voice of Martin Luther King, Jr. and the Making of the Civil Rights Movement. Bloomington: Indiana University Press, 2004.
MLA引文Sunnemark, Fredrik. Ring Out Freedom!: The Voice of Martin Luther King, Jr. and the Making of the Civil Rights Movement. Indiana University Press, 2004.
警告：这些引文格式不一定是100％准确.