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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)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.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)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.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.