Citação norma APA

(1984). School trip safety program guidelines: Recommended practice. Institute of Transportation Engineers.

Citação norma Chicago

School Trip Safety Program Guidelines: Recommended Practice. Washington, D.C: Institute of Transportation Engineers, 1984.

Citação norma MLA

School Trip Safety Program Guidelines: Recommended Practice. Institute of Transportation Engineers, 1984.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.