(1982). 1983: Yearbook of science and the future. Encyclopaedia Britannica.
Chicago Style (17th ed.) Citation1983: Yearbook of Science and the Future. Chicago: Encyclopaedia Britannica, 1982.
ציטוט MLA1983: Yearbook of Science and the Future. Encyclopaedia Britannica, 1982.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.