Cita APA (7th ed.)

Martineau, H., & Comte, A. (1974). The positive philosophy. AMS Press.

Cita Chicago (17th ed.)

Martineau, Harriet, i Auguste Comte. The Positive Philosophy. New York: AMS Press, 1974.

Cita MLA (9th ed.)

Martineau, Harriet, i Auguste Comte. The Positive Philosophy. AMS Press, 1974.