Osuna, J. J. A history of education in Puerto Rico.
芝加哥风格引文Osuna, Juan José. A History of Education in Puerto Rico.
MLA引文Osuna, Juan José. A History of Education in Puerto Rico.
警告：这些引文格式不一定是100％准确.
APA引文
Osuna, J. J. A history of education in Puerto Rico.
芝加哥风格引文Osuna, Juan José. A History of Education in Puerto Rico.
MLA引文Osuna, Juan José. A History of Education in Puerto Rico.