APA引文

Hawkins, K. O. (1971). Parole selection: The American experience. University of Cambridge.

Chicago Style (17th ed.) Citation

Hawkins, Keith Owen. Parole Selection: The American Experience. University of Cambridge, 1971.

MLA引文

Hawkins, Keith Owen. Parole Selection: The American Experience. University of Cambridge, 1971.

警告：这些引文格式不一定是100％准确.