year of pub­li­ca­ti­onISBNauthor(s)title
1991978-7-80247-000-2WANG ZHEN QINGIP Classic Case 2 (paperback)
  ''978-7-80247-001-9   ''IP Classic Case 3 (paperback)
  ''978-7-80247-054-5FENG XIAO QINGGeneral Higher Education Eleventh Five-Year National Planning Book: Intellectual Property Strategy (3rd edition)