Gaya APA

Boff, L. (1995). Ecology and liberation: A new paradigm. Transl. by John Cumming. : Ecologia, mundializaçao, espiritualidade. 1993 . Maryknoll: Maryknoll Orbis Books.

Gaya MLA

Boff, Leonardo. "Ecology and liberation: A new paradigm. Transl. by John Cumming. : Ecologia, mundializaçao, espiritualidade. 1993 ". Maryknoll: Maryknoll Orbis Books, 1995. Buku.