- People and Issues in Latin American History: From Independence to the Present (People & Issues in Latin American History)
- People and Places in Latin American History: From Independence to the Present
- A tropical plains frontier: The Llanos of Colombia, 1531-1831
- Colombia and World War I: The Experience of a Neutral Latin American Nation During the Great War and Its Aftermath, 1914-1921
- Experiment in Literacy: Distance Education on Colombia's Eastern Frontier