In all cases referred by a child support referee, the parties shall have the right to take exception within 14 days to the findings and recommendations of the referee and to have a review by the district court before final disposition. Upon receiving the findings and recommendations, the district court shall conduct a review on the report of the referee and in the court's discretion may ratify or modify the recommendations of the referee and enter judgment based thereon, with the rights of appeal and to move for rehearing reserved to all parties.