My question is if the submission should be done by him or by the first author ? oor Grieks

My question is if the submission should be done by him or by the first author ?

Vertalings in die woordeboek Engels - Grieks

My question is if the submission should be done by him or by the first author ?

Το ερώτημά μου είναι αν η υποβολή πρέπει να γίνει από αυτόν ή από τον πρώτο συγγραφέα;