Purpel, D. E. (1989). The moral & spiritual crisis in education: A curriculum for justice and compassion in education. Bergin & Garvey.
Citação do estilo Chicago (17ª ed.)Purpel, David E. The Moral & Spiritual Crisis in Education: A Curriculum for Justice and Compassion in Education. Granby, Mass: Bergin & Garvey, 1989.
Citação MLA (9ª ed.)Purpel, David E. The Moral & Spiritual Crisis in Education: A Curriculum for Justice and Compassion in Education. Bergin & Garvey, 1989.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.