Orozco, W. (1997). Goethre-Institut's Dirk Angelroth wants to change Filipino perceptions of Germany. Manila Chronicle.
Chicago-referens (17:e uppl.)Orozco, Wilhelmina. "Goethre-Institut's Dirk Angelroth Wants to Change Filipino Perceptions of Germany." Manila Chronicle 1997.
MLA-referens (9:e uppl.)Orozco, Wilhelmina. "Goethre-Institut's Dirk Angelroth Wants to Change Filipino Perceptions of Germany." Manila Chronicle, 1997.
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