Retana, W. E. (1992). El periodismo Filipino = Journalism in the Philippines, 1811-1894. Philippine Press Institute.
芝加哥风格引文Retana, W. E. El Periodismo Filipino = Journalism in the Philippines, 1811-1894. Manila: Philippine Press Institute, 1992.
MLA引文Retana, W. E. El Periodismo Filipino = Journalism in the Philippines, 1811-1894. Philippine Press Institute, 1992.
警告：这些引文格式不一定是100％准确.