APA (7th ed.) Citation

Horgan, P. (1991). Great River: The Rio Grand in North American History.

Chicago Style (17th ed.) Citation

Horgan, Paul. Great River: The Rio Grand in North American History. 1991.

MLA (9th ed.) Citation

Horgan, Paul. Great River: The Rio Grand in North American History. 1991.

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