출판사, 서점, 도서관 등에서 도서의 주문 및 재고 관리를 위해 사용하는 국제적인 고유 식별 번호.
A unique numeric commercial book identifier used by publishers, booksellers, and libraries for ordering and inventory control.
예문:
"The librarian entered the ISBN into the database to find the exact edition of the textbook."
"Self-publishing authors need to purchase an ISBN if they want to sell their books in major retail stores."
"You can usually find the 13-digit ISBN printed above the barcode on the back cover."