How to write html classes with Concatenate formula

Hi!

I’m trying to concatenate data to export html to use in woocommerce.

I have this error with “” and I’m not expert with html. How could I solve this error?

Concatenate(“p class=“author-txt”>”,“Autor: “, thisRow.Autor,”

”)

**Unexpected value **
Found an unexpected author-txt in the expression "p class="author-txt

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