APA (7th ed.) Citation
(1990). World Topics Year Book 1990: <A> Review of the Events of 1989 (1. ed.). United Educators.
Chicago Style (17th ed.) Citation
World Topics Year Book 1990: <A> Review of the Events of 1989. 1. ed. Lake Bluff: United Educators, 1990.
MLA (9th ed.) Citation
World Topics Year Book 1990: <A> Review of the Events of 1989. 1. ed. United Educators, 1990.
Warning: These citations may not always be 100% accurate.