APA (7th ed.) Citation

Rydberg, P. A. (1895). Flora of the sand hills of Nebraska. Government Printing Office.

Chicago Style (17th ed.) Citation

Rydberg, P. A. Flora of the Sand Hills of Nebraska. Washington: Government Printing Office, 1895.

MLA (9th ed.) Citation

Rydberg, P. A. Flora of the Sand Hills of Nebraska. Government Printing Office, 1895.

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