APA (7th ed.) Citation

Engels , F., & Aveling , E. (1918). Socialism utopian and scientific. Allen & Unwin.

Chicago Style (17th ed.) Citation

Engels , Friedrich, and Edward Aveling. Socialism Utopian and Scientific. Allen & Unwin, 1918.

MLA (8th ed.) Citation

Engels , Friedrich, and Edward Aveling. Socialism Utopian and Scientific. Allen & Unwin, 1918.

Warning: These citations may not always be 100% accurate.