APA(7版)引用形式

Não informado. (2011). Railway Signaling and Communications. Simmons Boardman Publishing.

Chicagoスタイル(17版)引用形式

Não informado. Railway Signaling and Communications. Chicago, Ill: Simmons Boardman Publishing, 2011.

MLA(8版)引用形式

Não informado. Railway Signaling and Communications. Simmons Boardman Publishing, 2011.

警告: この引用は必ずしも正確ではありません.