APA引文

(1961). 1961 Britannica book of the year. Chicago: Encyclopaedia Britannica.

Trích dẫn kiểu Chicago

1961 Britannica Book of the Year. Chicago: Encyclopaedia Britannica, 1961.

MLA引文

1961 Britannica Book of the Year. Chicago: Encyclopaedia Britannica, 1961.

警告：這些引文格式不一定是100％准確.