- Gerber, James (2006). Agriculture and rural connections in the Pacific, 1500–1900. Ashgate Publishing, Ltd.
ISBN
9780754639787.
{{ cite book}}: Unknown parameter|coauthors=ignored (|author=suggested) ( help) - Stewart, Watt (February 1929). "The South American Commission, 1817–1818". The Hispanic American Historical Review. 9 (1). Duke University Press: 31–59. doi: 10.1215/00182168-9.1.31.
- Rasmussen, Wayne D. (January 1955). "Diplomats and Plant Collectors: The South American Commission, 1817–1818". Agricultural History. 29 (1). Agricultural History Society: 22–31.
- Weeks, William Earl (2002). John Quincy Adams and American Global Empire. University Press of Kentucky. ISBN 9780813190587.
- Willis, H. Parker (1903). "Reciprocity of Cuba". American Academy of Political and Social Science. 22: 129–147. doi: 10.1177/000271620302200110.
- Gerber, James (2006). Agriculture and rural connections in the Pacific, 1500–1900. Ashgate Publishing, Ltd.
ISBN
9780754639787.
{{ cite book}}: Unknown parameter|coauthors=ignored (|author=suggested) ( help) - Stewart, Watt (February 1929). "The South American Commission, 1817–1818". The Hispanic American Historical Review. 9 (1). Duke University Press: 31–59. doi: 10.1215/00182168-9.1.31.
- Rasmussen, Wayne D. (January 1955). "Diplomats and Plant Collectors: The South American Commission, 1817–1818". Agricultural History. 29 (1). Agricultural History Society: 22–31.
- Weeks, William Earl (2002). John Quincy Adams and American Global Empire. University Press of Kentucky. ISBN 9780813190587.
- Willis, H. Parker (1903). "Reciprocity of Cuba". American Academy of Political and Social Science. 22: 129–147. doi: 10.1177/000271620302200110.