The product is a textbook titled "DOS and BIOS Functions Quick Reference" published in 1989 as part of the Que Quick Reference Series. The book, authored by the Que Development Group Staff, covers operating systems and general computer functions. With a hardcover format and 160 pages, it is a valuable resource for those interested in understanding the intricacies of computer systems from a procedural and functional perspective. The book is part of the Ex-Library collection, ensuring a quality and reliable source of information for readers.
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