Cal. Mil. & Vet. Code § 173

The Adjutant General shall, at the expense of the State, when necessary, cause the military law, general regulations of the State, Articles of War of the United States, a history or histories of the California National Guard or the units thereof, and such other military publications necessary for the military service to be printed, indexed, and bound in compact form and distributed to the commissioned officers, and the several organizations of the active militia, and to such other military personnel and organizations as the Adjutant General may find to be necessary.