18. a. If existence of the father and child relationship is declared, or paternity or a duty of support has been acknowledged or adjudicated under this act or under prior law, the obligation of the father may be enforced in the same or other proceedings by the mother, and child, the public agency that has furnished or may furnish the reasonable expenses of pregnancy, postpartum disability, education, support, medical expenses, or burial, or by any other person, including a private agency, to the extent that the mother, child, person or agency has furnished or is furnishing these expenses.
b. The court may order support payments to be made to the mother, the clerk of the court, the appropriate probation department, or a person, corporation, or agency designated to administer them for the benefit of the child, under the supervision of the court.
c. Willful failure to obey the judgment or order of the court is a civil contempt of the court.