это самое важное событие в сфере из

это самое важное событие в сфере издательского бизнеса, образования и продукции и услуг, связанных с ним.

Results (English) 1:

This is the most important event in the sphere of education and publishing business, products and services associated with it.

Results (English) 2:

It is the most important event in the publishing business, education and goods and services associated with it.

Results (English) 3:

this is the most important event in the publishing business, education, products and services related to it.