APA引文

Engquist, B., & Schmid, W. (2001). Mathematics unlimited: 2001 and beyond. Berlin ; New York: Springer.

Trích dẫn kiểu Chicago

Engquist, Björn, và Wilfried Schmid. Mathematics Unlimited: 2001 and Beyond. Berlin ; New York: Springer, 2001.

MLA引文

Engquist, Björn, và Wilfried Schmid. Mathematics Unlimited: 2001 and Beyond. Berlin ; New York: Springer, 2001.

警告：这些引文格式不一定是100％准确.