Jenkins, S., & Page, R. (2011). Time to sleep. Houghton Mifflin.
Chicagoスタイル(17版)引用形式Jenkins, Steve, , Robin Page. Time to Sleep. Boston: Houghton Mifflin, 2011.
MLA(8版)引用形式Jenkins, Steve, , Robin Page. Time to Sleep. Houghton Mifflin, 2011.
警告: この引用は必ずしも正確ではありません.