Cita APA (7a ed.)

Marx, K. (1969). Selected writings in sociology and social philosophy. Penguin.

Cita Chicago Style (17a ed.)

Marx, Karl. Selected Writings in Sociology and Social Philosophy. Haronondworth: Penguin, 1969.

Cita MLA (9a ed.)

Marx, Karl. Selected Writings in Sociology and Social Philosophy. Penguin, 1969.