APA (7th ed.) Citation

United States. Office of Experiment Stations. (1911). Card index of experiment station literature. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Office of Experiment Stations. Card Index of Experiment Station Literature. [Washington]: [publisher not identified], 1911.

MLA (9th ed.) Citation

United States. Office of Experiment Stations. Card Index of Experiment Station Literature. [publisher not identified], 1911.

Warning: These citations may not always be 100% accurate.