erro selectquery

selectquery.sql

		SELECT
			book.book_no as bookNo, 
			book.disbook_no as disbookNo, 
			book.library_no as libraryNo, 
			book.book_name as bookName, 
			book.book_writer as bookWriter, 
			book.book_pulisher as bookPulisher, 
			book.book_firstrent as bookFirstrent,
			book.book_totalrent as bookTotalrent, 
			book.book_totalday as bookTotalday, 
			book.book_state as bookState, 
			book_category.bookcategory_name as bookcategory.bookcategoryName
		FROM 
			book, book_category
		Where 
			book.bookcategory_no = book_category.bookcategory_no;