Cabbab, E. C. (1967). Isabela my love: Her history, municipalities and people. s.n.
Chicagoスタイル(17版)引用形式Cabbab, Evaristo Cachola. Isabela My Love: Her History, Municipalities and People. [Ilagan, Isabela: s.n, 1967.
MLA(9版)引用形式Cabbab, Evaristo Cachola. Isabela My Love: Her History, Municipalities and People. s.n, 1967.
警告: この引用は必ずしも正確ではありません.