You should quote your authorities.

你应该给出引文的出处。

youdao

Your prejudices, your fears, your authorities, your churches new and old-all these, I maintain, are a barrier to understanding.

你们的成见、你们的恐惧、你们的权威、你们或新或旧的教会——这一切，我认为都是理解的障碍。

youdao

A: I understand your concern over that case, but I think only the judicial authorities can answer your question, if they will.

答：我理解你对这个案子的关切，但我认为只有司法机关才能回答你的问题，如果他们愿意的话。

youdao

The purpose of registration is to notify the authorities of your accommodations during your stay.

BBC: The red tape of Russian visas

Your business may have violated environmental standards, and, of course, the tax authorities may discover you cheated on your taxes.

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Jerusalem (CNN) -- If you're a tourist arriving in Israel, you might be asked to give authorities a look at your personal e-mail, in addition to your travel documents.

CNN: Israeli security allowed to seek check of tourists' e-mail