APA ציטוט
(1989). The 1989 world book year book.: The annual supplement to the world book encyclopedia (ed.). World book, Inc..
Chicago Style (17th ed.) Citation
The 1989 World Book Year Book.: The Annual Supplement to the World Book Encyclopedia. ed. Chicago: World book, Inc., 1989.
ציטוט MLA
The 1989 World Book Year Book.: The Annual Supplement to the World Book Encyclopedia. ed. World book, Inc., 1989.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.