APA Citation

Ribes Tovar, F. (1973). A chronological history of Puerto Rico. [New York]: Plus Ultra Educational Publishers.

Chicago Style Citation

Ribes Tovar, Federico. A Chronological History of Puerto Rico. [New York]: Plus Ultra Educational Publishers, 1973.

MLA Citation

Ribes Tovar, Federico. A Chronological History of Puerto Rico. [New York]: Plus Ultra Educational Publishers, 1973.

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