если настала дата сдачи материала,

если настала дата сдачи материала, а твой автор не предоставил тебе его, то ты должен уладить ситуацию с типографией

Результаты (английский) 1:

If it is the date of delivery of the material, and your author has not provided it to you, you should handle the situation with the printing house

Результаты (английский) 2:

if it was the date of delivery of the material, and your author has not provided it to you, then you have to resolve the situation with the printing

Результаты (английский) 3:

If the date of the deposit of material, and the author has not provided thou shalt thou it, that you should settle situation fraught with