APA引文

Roy, J. R., & Roy, G. (2007). Multiplication on the farm. Marshall Cavendish Benchmark.

Chicago Style (17th ed.) Citation

Roy, Jennifer Rozines, and Gregory Roy. Multiplication on the Farm. New York: Marshall Cavendish Benchmark, 2007.

MLA引文

Roy, Jennifer Rozines, and Gregory Roy. Multiplication on the Farm. Marshall Cavendish Benchmark, 2007.

警告：這些引文格式不一定是100％准確.