APA
World Intellectual Property Organization (WIPO), . (2018). World intellectual property indicators 2018. Geneva: World Intellectual Property Organization (WIPO).
Chicago
World Intellectual Property Organization (WIPO), . 2018. World intellectual property indicators 2018. Geneva: World Intellectual Property Organization (WIPO).
Harvard
World Intellectual Property Organization (WIPO), . (2018). World intellectual property indicators 2018. Geneva: World Intellectual Property Organization (WIPO).
MLA
World Intellectual Property Organization (WIPO), . World intellectual property indicators 2018. Geneva: World Intellectual Property Organization (WIPO). 2018.