De Leon, H. S. (1977). Handbook on insurance and sales (with insolvency law). National Book Store.
Chicagoスタイル(17版)引用形式De Leon, Hector S. Handbook on Insurance and Sales (with Insolvency Law). Manila: National Book Store, 1977.
MLA(9版)引用形式De Leon, Hector S. Handbook on Insurance and Sales (with Insolvency Law). National Book Store, 1977.
警告: この引用は必ずしも正確ではありません.