De Guzman, R. P. (1991). UPLB into the 1990s: Promoting excellence, equity, efficiency, and ethics. University of the Philippines Los Banos.
芝加哥风格引文De Guzman, Raul Policarpio. UPLB into the 1990s: Promoting Excellence, Equity, Efficiency, and Ethics. College, Laguna: University of the Philippines Los Banos, 1991.
MLA引文De Guzman, Raul Policarpio. UPLB into the 1990s: Promoting Excellence, Equity, Efficiency, and Ethics. University of the Philippines Los Banos, 1991.
警告：这些引文格式不一定是100％准确.