Paul Mattick's text on 'The death crisis of capitalism' first appeared in a pamphlet titled 

"Die Todeskrise des Kapitalismus - Die Aufgaben des Proletariats
Program der Industriearbeider der Welt"
Published by
Industrial Workers of the World
Chicago  -  1933

The present version was part of 

"Zusammenbruchstheorie des Kapitalismus oder Revolutionäres Subject"
Karl Korsch, Paul Mattick, Anton Pannekoek
Karin Kramer Verlag
West-Berlin  -  1973

The e-version of this text was prepared by www.kurasje.org