A book can be reserved by a student or employee only if its status is Available, Borrowed or Binding. A book with the status Lost cannot be reserved. Though a book can be reserved, this can be issued to another student or an employee only by the Administrator or Librarian (employee with Librarian privilege).
At the top of your dashboard, click the module access icon > Academics > Library > Manage Books to open the Manage Books page.
Click View beside the book you want to reserve.
Click the Reserve this book button.
For more information, view this :