Job management information is analyzed to extract post printing process information on a post printing process from the job management information on the basis of the analysis result. A stylesheet corresponding to the extracted post printing process information is selected from a stylesheet storing unit which stores a stylesheet functioning as layout data for laying out and outputting post printing process information in accordance with the output form of an output destination. Work order form data of the corresponding post printing process is generated on the basis of the selected stylesheet and post printing process information.