13. The document management apparatus according to claim 5 , wherein the edit part identification section identifies at least one of a position of deletion processing, a start position of deletion processing, a start position of a deletion range, and an end position of the deletion range based on the electronic manuscript, which is located at the specified reference page and is extracted by the edit reference manuscript extraction section, and the document editing processing section includes a deletion processing section that, with adopting as a reference the at least one of the position of the deletion processing, the start position of the deletion processing, the start position of the deletion range, and the end position of the deletion range identified by the edit part identification section, deletes a given number of sheets of electronic manuscripts in the electronic document stored in the storage section.
13. The document management apparatus according to claim 5 , wherein the edit part identification section identifies at least one of a position of deletion processing, a start position of deletion processing, a start position of a deletion range, and an end position of the deletion range based on the electronic manuscript, which is located at the specified reference page and is extracted by the edit reference manuscript extraction section, and the document editing processing section includes a deletion processing section that, with adopting as a reference the at least one of the position of the deletion processing, the start position of the deletion processing, the start position of the deletion range, and the end position of the deletion range identified by the edit part identification section, deletes a given number of sheets of electronic manuscripts in the electronic document stored in the storage section. 15. The document management apparatus according to claim 13 , wherein when the electronic manuscript, which is located at the specified reference page and is extracted by the edit reference manuscript extraction section, defines the start position of the deletion processing and when the number of sheets to be deleted is specified, the deletion processing section deletes from the edit electronic document electronic manuscripts in a range from the start position to a position determined by the specified number of sheets.