Cita APA (7a ed.)

Pressensé, E. d., & Holmden, A. H. (1893). A study of origins, or, The problems of knowledge, of being and of duty. James Pott & Co..

Cita Chicago Style (17a ed.)

Pressensé, Edmond de, y Annie Harwood Holmden. A Study of Origins, or, The Problems of Knowledge, of Being and of Duty. New York: James Pott & Co., 1893.

Cita MLA (8a ed.)

Pressensé, Edmond de, y Annie Harwood Holmden. A Study of Origins, or, The Problems of Knowledge, of Being and of Duty. James Pott & Co., 1893.