APA引文

Ridley, J. R. (1998). Health and safety: In brief. Oxford ; Boston: Butterworth-Heinemann.

Trích dẫn kiểu Chicago

Ridley, John R. Health and Safety: In Brief. Oxford ; Boston: Butterworth-Heinemann, 1998.

MLA引文

Ridley, John R. Health and Safety: In Brief. Oxford ; Boston: Butterworth-Heinemann, 1998.

警告：这些引文格式不一定是100％准确.