Illich, I. (2009). Energy and equity. London: Marion Boyars.
Trích dẫn kiểu ChicagoIllich, Ivan. Energy and Equity. London: Marion Boyars, 2009.
MLA引文Illich, Ivan. Energy and Equity. London: Marion Boyars, 2009.
警告：这些引文格式不一定是100％准确.
APA引文