Cita APA (7a ed.)

Küng, H., & Schmidt, H. (1998). A global ethic and global responsibilities: Two declarations. SCM.

Cita Chicago Style (17a ed.)

Küng, Hans, y Helmut Schmidt. A Global Ethic and Global Responsibilities: Two Declarations. London: SCM, 1998.

Cita MLA (9a ed.)

Küng, Hans, y Helmut Schmidt. A Global Ethic and Global Responsibilities: Two Declarations. SCM, 1998.