Sec. 16-11. Petition-Form.

Any petition of the voters for an amendment of the charter shall be composed of one (1) or more sheets, each in substantially the following form:

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"PETITION FOR AMENDMENT OFMONTGOMERY COUNTY CHARTER"

"We, the undersigned registered voters of Montgomery County, Maryland, do hereby petition for a referendum vote at the next regular, general or congressional election occurring after the filing of this petition on the following proposed amendment of the Montgomery County charter: (setting forth the complete text of proposed amendment)."