Παραπομπή APA

Trumbull, C. P. (2000). 2000 Britannica book of the year. Encyclopaedia Britannica.

Παραπομπή Chicago Style

Trumbull, Charles P. 2000 Britannica Book of the Year. London: Encyclopaedia Britannica, 2000.

Παραπομπή MLA

Trumbull, Charles P. 2000 Britannica Book of the Year. Encyclopaedia Britannica, 2000.