ethics of culture

I’m going into the heath care field, this paper has to somehow relate to that. This is for a pre-requisite Ethics class, nothing fancy at all.  I’m all for other cultures living and being in America, but as a healthcare professional this can become an obstacle.
Below is an example my professor provided…
  For example–Should people from other cultures be made to enculturate or become more Americane.g., should there be an English-only policy?  What about ethical issues tied to immigration policies?

I need to cite at least 3 sources