def print_headers(list_headers, list_file_xml, list_file_json, list_file_csv):
    """
    File creation function - Print header into output file

    :param list_headers: List of headers
    :param list_file_xml: Different parts of xml file.
    :param list_file_json: Different parts of json file.
    :param list_file_csv: Different parts of csv file.
    """
    list_particular_header_csv = list()
    list_particular_header_json = list()
    list_particular_header_xml = ['\t<Item ']
    list_file_json.append(3 * '\t' + '{\r\n')
    for header in list_headers:
        if header['key'] is not None:
            if 'title' in header:
                if header['key'] != '#title':
                    list_particular_header_csv.append('_'.join((header[
                        'title'], header['key'], str(header['value']))))
                    list_particular_header_json.append(': '.join(('"-' +
                        str(header['title']) + '_' + str(header['key']).
                        replace('@', '', 1) + '"', '"' + str(header['value'
                        ]) + '"')))
                    list_particular_header_xml.append('='.join((str(header[
                        'title']) + '_' + str(header['key']).replace('@',
                        '', 1), '"' + str(header['value']) + '"')))
            elif header['key'] != '#title':
                list_particular_header_csv.append('_'.join((str(header[
                    'key']), str(header['value']))))
                list_particular_header_json.append(': '.join(('"-' + str(
                    header['key']).replace('@', '', 1) + '"', '"' + str(
                    header['value']) + '"')))
                list_particular_header_xml.append('='.join((str(header[
                    'key']).replace('@', '', 1), '"' + str(header['value']) +
                    '"')))
        else:
            list_particular_header_csv.append(str(header['title']))
    list_file_csv.append(', '.join(list_particular_header_csv) + '\r\n')
    list_file_json.append('\t\t\t\t' + ',\r\n\t\t\t\t'.join(
        list_particular_header_json) + ',\r\n')
    list_file_xml.append(' '.join(list_particular_header_xml) + '>\r\n')
