Petersen, U. (2013). Unconventional consideration manners of the economic crisis III: What is to be done as a solution for the crisis? (First edition.). PL Academic Research, Imprint der Peter Lang GmbH.

Petersen, Uwe. Unconventional Consideration Manners of the Economic Crisis III: What Is to Be Done as a Solution for the Crisis? First edition. Frankfurt am Main ; New York: PL Academic Research, Imprint der Peter Lang GmbH, 2013.

Petersen, Uwe. Unconventional Consideration Manners of the Economic Crisis III: What Is to Be Done as a Solution for the Crisis? First edition. PL Academic Research, Imprint der Peter Lang GmbH, 2013.