APA引文

Watkins, R. J. (1927). Ohio employment studies. Bureau of business research, Ohio state university.

Chicago Style (17th ed.) Citation

Watkins, Ralph J. Ohio Employment Studies. Columbus, O.: Bureau of business research, Ohio state university, 1927.

MLA引文

Watkins, Ralph J. Ohio Employment Studies. Bureau of business research, Ohio state university, 1927.

警告：这些引文格式不一定是100％准确.