The Walking Dead, Volume 28: A Certain Doom

The name of the entity that produced or distributed the product, such as a book, magazine, or other publication.

The name of the individual, group, or entity that created the work. Values are free‑text strings without any specific unit.

The type of book collection or format that the product belongs to, such as paperback, hardcover, pocket edition, or special series editions.

The calendar date on which the product was first made available to the public, expressed in the local language and format. It may appear as a full date (YYYY-MM-DD), a month‑year combination, or just a year. This attribute helps users identify when the product was released, even if the exact day is not specified.

The pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates how many pixels are used to render the visual content and is commonly used for monitors, TVs, smartphones, cameras, and digital images.

Indicates the physical or digital format in which a product is presented, such as "Hardback", "Paperback", "DVD", "Blu‑ray", "Vinyl", or other media types. The value may contain multiple comma‑separated items to represent combined attributes (e.g., "Hardback, Illustrated").

A unique identifier assigned to books and other printed publications, typically consisting of 10 or 13 digits. It may include hyphens for readability but is treated as a string value. The ISBN uniquely identifies a specific edition of a title across the publishing industry.

A list of the natural languages in which a product is available or supported.

The calendar date on which the product was first made available to the public or released for sale. It is expressed as a full year, month, and day (YYYY-MM-DD) and can be used to filter or sort items by release period.

The city, town, or region where a product was first published, released, or made available to the public. It typically includes geographic identifiers such as city names, state or province abbreviations, and country names, and may also contain postal codes or other location details.