APA aipamena

De Leon, H. S. (1977). Handbook on insurance and sales (with insolvency law). National Book Store.

Chicago Style aipamena

De Leon, Hector S. Handbook on Insurance and Sales (with Insolvency Law). Manila: National Book Store, 1977.

MLA aipamena

De Leon, Hector S. Handbook on Insurance and Sales (with Insolvency Law). National Book Store, 1977.