Cita APA (7a ed.)

Thielicke, H., Doberstein, J. W., & Novak, M. (1981). Nihilism: Its origin and nature with a christian answer. Greenwood.

Cita Chicago Style (17a ed.)

Thielicke, Helmut, John W. Doberstein, y Michael Novak. Nihilism: Its Origin and Nature with a Christian Answer. Westport (Connecticut): Greenwood, 1981.

Cita MLA (9a ed.)

Thielicke, Helmut, et al. Nihilism: Its Origin and Nature with a Christian Answer. Greenwood, 1981.