APA引文

D'Agnese, J., & O'Brien, J. (2010). Blockhead: The life of Fibonacci. Henry Holt.

Chicago Style (17th ed.) Citation

D'Agnese, Joseph, and John O'Brien. Blockhead: The Life of Fibonacci. New York: Henry Holt, 2010.

MLA引文

D'Agnese, Joseph, and John O'Brien. Blockhead: The Life of Fibonacci. Henry Holt, 2010.

警告：這些引文格式不一定是100％准確.