Cita APA

Lippmann, W. (1929). A preface to morals. The Macmillan company.

Citación estilo Chicago

Lippmann, Walter. A Preface to Morals. New York: The Macmillan company, 1929.

Cita MLA

Lippmann, Walter. A Preface to Morals. The Macmillan company, 1929.