APA ציטוט

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.

ציטוט MLA

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