Hernandez, V. P. (1998). Kasaysayan ng magkaibigang si Nena at si Neneng [microform]. University of the Philippines Diliman Library.
芝加哥风格引文Hernandez, Valeriano Pena. Kasaysayan Ng Magkaibigang Si Nena at Si Neneng [microform]. Quezon City: University of the Philippines Diliman Library, 1998.
MLA引文Hernandez, Valeriano Pena. Kasaysayan Ng Magkaibigang Si Nena at Si Neneng [microform]. University of the Philippines Diliman Library, 1998.
警告：这些引文格式不一定是100％准确.