并列题名：Hebei economic yearbook 并列题名：Hebei Economic Yearbook Hebei economic yearbook 并列题名：Guangdong economic yearbook Hebei Economic Yearbook 并列题名：Sichuan Economic Yearbook = Chinese economics yearbook 并列题名：China urban economy yearbook 并列题名：Guangzhou Economic Yearbook 并列题名：Hubei statistical yearbook