APA (7th ed.) Citation

Carus, P. (1890). The ethical problem: Three lectures, delivered at the invitation of the Board of Trustees before the Society for Ethical Culture of Chicago, in June 1890. The Open Court Publishing Company.

Chicago Style (17th ed.) Citation

Carus, Paul. The Ethical Problem: Three Lectures, Delivered at the Invitation of the Board of Trustees Before the Society for Ethical Culture of Chicago, in June 1890. Chicago: The Open Court Publishing Company, 1890.

MLA (9th ed.) Citation

Carus, Paul. The Ethical Problem: Three Lectures, Delivered at the Invitation of the Board of Trustees Before the Society for Ethical Culture of Chicago, in June 1890. The Open Court Publishing Company, 1890.