(a) A party shall be entitled to the use of subpoenas and other compulsory process to obtain the attendance of witnesses. Except as otherwise provided by this code, the subpoenas and other compulsory process shall be issued and served and the disobedience thereof shall be punished in the same manner as in other civil cases.
(b) The court shall have the power to compel the attendance of witnesses from any county in the state and from out of state for proceedings under this code.
(c) Only witnesses who have been subpoenaed shall be allowed witness fees and mileage. No witness shall be entitled to be paid the fee or mileage before the witness' actual appearance at court.