Brulle, R. J. Environmentalism and human emancipation.
Cita Chicago Style (17a ed.)Brulle, Robert J. Environmentalism and Human Emancipation.
Cita MLA (9a ed.)Brulle, Robert J. Environmentalism and Human Emancipation.
警告：這些引文格式不一定是100％准確.
Cita APA (7a ed.)