Earthy Realism: The Meaning of Gaia
Mary Midgley & James Lovelock
I and Thou
Martin Buber & Walter Kaufmann
Power and Money: A Marxist Theory of Bureaucracy
Ernest Mandel
The Marx-Engels Reader
Karl Marx & Friedrich Engels & Robert C. Tucker
The Dangerous Class: the Concept of the Lumpenproletariat
Clyde W. Barrow