Keulartz, J. (1998). Struggle for nature: A critique of radical ecology. Routledge.
芝加哥风格引文Keulartz, Jozef. Struggle for Nature: A Critique of Radical Ecology. London ; New York: Routledge, 1998.
MLA引文Keulartz, Jozef. Struggle for Nature: A Critique of Radical Ecology. Routledge, 1998.
警告：这些引文格式不一定是100％准确.