Book debt-credit/return apparatus and book debt-credit/return method are provided, it is in fact existing effectively to manage each book debt-credit/return apparatus. Book debt-credit/return apparatus includes: the shell that part is exited equipped with a book; One bookshelf, wherein wherein multiple slots of secondary packet (130) insertion are equipped with; One transmission device (190) shifts secondary packet to from the book of bookshelf and exits part. Transmission device includes: one first or third transmitting element (140,146); One first or third transfer motor (150), operation first or third transmitting element; One collecting part (158) is connected to one end of third transmitting element.
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