17.4.3. Example 6:

Main work

Outlook and situation report. Oil crops

Supplement

Outlook and situation yearbook. Oil crops

{Yearbook is issued as the fourth number of the year}

245 00 Outlook and situation report. $p Oil crops.

515  Yearbook issues internumbered with report issues.

525  Supplemented by an annual yearbook with title: Outlook and situation yearbook. Oil crops.

730 00 Outlook and situation yearbook. $p Oil crops.