Martirez, L. A. (1974). Insurance in the Philippines. [s.n.].
Chicagoスタイル(17版)引用形式Martirez, Lohel A. Insurance in the Philippines. [Makati, Rizal: [s.n.], 1974.
MLA(9版)引用形式Martirez, Lohel A. Insurance in the Philippines. [s.n.], 1974.
警告: この引用は必ずしも正確ではありません.