California Code, Government Code - GOV § 51922

The legislative body of the county shall cause copies of the charter to be printed in convenient pamphlet form and in type of not less than 10-point and shall cause copies to be mailed to each of the qualified electors of the county and cities, and shall, until the day fixed for the election upon reorganization and adoption of the charter, advertise in one or more newspapers of general circulation in the county a notice that copies may be had upon application therefor.