De Leon, H. S. (1977). Handbook on insurance and sales, with Insolvency law (1977 ed.). National Book Store.
芝加哥风格引文De Leon, Hector S. Handbook on Insurance and Sales, with Insolvency Law. 1977 ed. Manila: National Book Store, 1977.
MLA引文De Leon, Hector S. Handbook on Insurance and Sales, with Insolvency Law. 1977 ed. National Book Store, 1977.
警告：这些引文格式不一定是100％准确.