Lesher, W. E. (1999). The challenge of global ethics: Learning and organizing. Zygon, 34, 255-263.
Citazione stile Chigago Style (17a edizione)Lesher, William E. "The Challenge of Global Ethics: Learning and Organizing." Zygon 34 (1999): 255-263.
Citatione MLA (8a ed.)Lesher, William E. "The Challenge of Global Ethics: Learning and Organizing." Zygon, vol. 34, 1999, pp. 255-263.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.