@book { CulturalDifferences, title = "Cultural Differences", subtitle = "A Barrier to Overcome the Singaporean Culture and its Characteristics", author = "Sabine {Janach}", year = "2001", publisher = "Diplom.de", address = "Hamburg, Deutschland", doi = "10.3239/9783832444570", url = "https://m.diplom.de/document/220064" }