Carroll Roopam. Sammy The Snail. National Book Trust.
Chicagoスタイル(17版)引用形式Carroll Roopam. Sammy The Snail. 2012 2012: National Book Trust.
MLA(9版)引用形式Carroll Roopam. Sammy The Snail. National Book Trust.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式