Gracio, J. B. (2009). Aves. University of the Philippines Press.
芝加哥风格引文Gracio, Jerry B. Aves. Diliman, Quezon City: University of the Philippines Press, 2009.
MLA引文Gracio, Jerry B. Aves. University of the Philippines Press, 2009.
警告：这些引文格式不一定是100％准确.