Gaya APA

Encyclopaedia Britannica :1985 Britannica book of the year :events of 1984 / by encyclopaedia britannica. (1985). Chicago: enclopedia britannica.

Gaya MLA

Encyclopaedia Britannica :1985 Britannica book of the year :events of 1984 / by encyclopaedia britannica. . Chicago: enclopedia britannica, 1985. Text.