According to UNESCO's standard definition for publishing statistics, a non-periodical printed publication of at least 5 but not more than 48 pages (excluding covers) is classified as a:

### Why this is right UNESCO’s publishing-statistics definition classifies a non-periodical printed publication with **5 to 48 pages, excluding its covers**, as a pamphlet. Both endpoints count, so a publication of exactly 5 or exactly 48 pages fits the definition. The stated page count falls within that range. ### The concept A **non-periodical** publication is issued as a standalone work rather than as part of a series that comes out on a schedule. In this classification, page count separates a pamphlet from a longer publication, while “excluding covers” means the outer cover pages are not included in the count. A **periodical** is published in successive issues, such as a magazine. A **monograph** is a standalone work focused on a subject, while a **broadsheet** describes a large newspaper format, not a page-count category. | Term | What distinguishes it | |---|---| | Pamphlet | Non-periodical publication of 5 to 48 pages, excluding covers | | Periodical | Issued in successive parts or issues | | Monograph | Standalone work focused on a subject | | Broadsheet | Large newspaper format | ### The other options - **B. periodical**: This is a publication issued in successive parts or issues, not a label determined by this page-count range. It may be tempting because periodicals are also printed publications. - **C. monograph**: This describes a standalone work focused on a subject, but the page range in the question specifically identifies a pamphlet. - **D. broadsheet**: This refers to a large newspaper format, not to a non-periodical publication defined by having 5 to 48 pages. ### Watch out Count the pages **without the covers**. The range is inclusive, so 5 and 48 pages both qualify. ### Terms - **UNESCO**: United Nations Educational, Scientific and Cultural Organization. It is the United Nations agency named in the question’s publishing-statistics definition. - **Non-periodical**: Published as a standalone work, rather than in scheduled successive issues. - **Periodical**: A publication released in successive issues, often on a regular schedule. - **Monograph**: A standalone publication focused on a particular subject. - **Broadsheet**: A large newspaper format. ### Remember For this UNESCO classification, a non-periodical publication with 5 to 48 pages, excluding covers, is a pamphlet.