Cita APA (7a ed.)

Clouser, K. D., & Gert, B. (1990). A critique of principlism. [s.n.].

Cita Chicago Style (17a ed.)

Clouser, K. Danner, y Bernard Gert. A Critique of Principlism. [S.l.]: [s.n.], 1990.

Cita MLA (9a ed.)

Clouser, K. Danner, y Bernard Gert. A Critique of Principlism. [s.n.], 1990.