APA(7版)引用形式
Ashworth, J., & Clark, J. (1997). I-SPY: Activity book 2. University Press.
Chicagoスタイル(17版)引用形式
Ashworth, Julie, , John Clark. I-SPY: Activity Book 2. Oxford: University Press, 1997.
MLA(9版)引用形式
Ashworth, Julie, , John Clark. I-SPY: Activity Book 2. University Press, 1997.
警告: この引用は必ずしも正確ではありません.