A document processing apparatus for generating a binder document by binding a plurality of original documents makes access to a storage unit for storing the binder attribute information of the binder types of a plurality of kinds of binder documents, and acquires the binder attribute information corresponding to the binder type of the binder document to be generated. Also, the document processing apparatus acquires the document type of each of the plurality of original documents selected to be bound into the binder document to be generated. The binder document is generated employing the plurality of selected original documents, based on the document type acquired regarding the plurality of selected original documents and the binder attribute information.