Cabbab, E. C. (1967). Isabela my love: Her history, municipalities and people. s.n.
芝加哥风格引文Cabbab, Evaristo Cachola. Isabela My Love: Her History, Municipalities and People. [Ilagan, Isabela: s.n, 1967.
MLA引文Cabbab, Evaristo Cachola. Isabela My Love: Her History, Municipalities and People. s.n, 1967.
警告：这些引文格式不一定是100％准确.