private void detach_review_author(review Review_author_abc) { OnPropertyChanged("review"); Review_author_abc.Author_review = null; }
private void attach_Review_book(review Review_book_abc) { OnPropertyChanging("review"); Review_book_abc.Book_review = this; }
private void attach_review_author(review Review_author_abc) { OnPropertyChanged("review"); Review_author_abc.Author_review = this; }
private void detach_Review_book(review Review_book_abc) { OnPropertyChanging("review"); Review_book_abc.Book_review = null; }