Παραπομπή APA

Marx, K., Engels, F., Baxandall, L., & Morawski, S. (1976). Karl Marx, Frederick Engels on literature and art. Progress publishers.

Παραπομπή Chicago Style

Marx, Karl, Friedrich Engels, Lee Baxandall, και Stefan Morawski. Karl Marx, Frederick Engels on Literature and Art. Moscow: Progress publishers, 1976.

Παραπομπή MLA

Marx, Karl, et al. Karl Marx, Frederick Engels on Literature and Art. Progress publishers, 1976.