Wall, D. (1999). Earth First! and the anti-roads movement: Radical environmentalism and comparative social movements. Routledge.
芝加哥风格引文Wall, Derek. Earth First! and the Anti-roads Movement: Radical Environmentalism and Comparative Social Movements. London ; New York: Routledge, 1999.
MLA引文Wall, Derek. Earth First! and the Anti-roads Movement: Radical Environmentalism and Comparative Social Movements. Routledge, 1999.
警告：这些引文格式不一定是100％准确.