APA引文

(1972). New book of knowledge V.20: W.X.Y.Z. Grolier Incorporated.

Chicago Edition Citation

New Book of Knowledge V.20: W.X.Y.Z. New York: Grolier Incorporated, 1972.

MLA引文

New Book of Knowledge V.20: W.X.Y.Z. Grolier Incorporated, 1972.

警告：这些引文格式不一定是100％准确.