Cita APA (7a ed.)

Hobhouse, L., & Ginsberg, M. (1951). Morals in evolution: A study in comparative ethics (7th ed.). Chapman & Hall.

Cita Chicago Style (17a ed.)

Hobhouse, L.T, y Morris Ginsberg. Morals in Evolution: A Study in Comparative Ethics. 7th ed. London: Chapman & Hall, 1951.

Cita MLA (8a ed.)

Hobhouse, L.T, y Morris Ginsberg. Morals in Evolution: A Study in Comparative Ethics. 7th ed. Chapman & Hall, 1951.