APA引文

Hines, G., & Wallner, A. (1998). A Christmas tree in the White House. Holt.

Chicago Style (17th ed.) Citation

Hines, Gary, and Alexandra Wallner. A Christmas Tree in the White House. New York: Holt, 1998.

MLA引文

Hines, Gary, and Alexandra Wallner. A Christmas Tree in the White House. Holt, 1998.

警告：這些引文格式不一定是100％准確.