Books:

Bauman. Socialism: The Active Utopia (1976);

Bloch, Ernst. The Principle of Hope. 3 vols. (1986);

Dahrendorf. Pfade aus Utopia: Arbeiten zur Theorie und Methode der Soziologie (1974);

Engels. Essential Writings of Friedrich Engels: Socialism, Utopian and Scientific; The Principles of Communism; And Others (2011, in German 1880, 1847, 1886, 1884); 

Holloway, M. Heavens on Earth: Utopian Communities in America, 1680-1880 (1966);

Horkheimer. Studien über Autorität und Familie: Forschungsberichte aus dem Institut für Sozialforschung (1936);

Gilman. Herland (1915);

Jameson. Marxism and Form (1970);

Kateb, G. Utopia and its Enemies (1963);

Kumar, Krishan.  Utopia and Anti-Utopia in Modern Times (1987);

     -     Utopianism (1991);

Levitas, R. The Concept of Utopia (1990);

Mannheim. Ideology and Utopia (1936, in German 1929);

Manuel, Frank E., and Fritzi P. Manuel.Utopian Thought in the Western World (1979);

Manuel, F. E. (ed.). Utopias and Utopian Thought. (1979);

Marx. The Communist Manifesto (in German 1948); 

Mills. Listen, Yankee! The Revolution in Cuba (1960);

     -     The Marxists (1962);

More, Thomas. Utopia (1516);

Mumford. The Story of Utopias (1922);

Nozick, Robert.  Anarchy, State and Utopia (1974);

Wallerstein. Utopistics or, Historical Choices Of The Twenty-First Century (1998);

Wright. Envisioning Real Utopias (2010);

• Alternatives to Capitalism: Proposals for a Democratic Economy (2014).