McNamara, A. (2013). Step back in time. Sphere/Little, Brown.
Chicagoスタイル(17版)引用形式McNamara, Ali. Step Back in Time. London: Sphere/Little, Brown, 2013.
MLA(8版)引用形式McNamara, Ali. Step Back in Time. Sphere/Little, Brown, 2013.
警告: この引用は必ずしも正確ではありません.