APA aipamena

Philippines & Nolledo, J. N. (1980). The Philippine law on obligations and contracts explained (9th ed.). National Book Store.

Chicago Style aipamena

Philippines and Jose N. Nolledo. The Philippine Law on Obligations and Contracts Explained. 9th ed. [Manila: National Book Store, 1980.

MLA aipamena

Philippines and Jose N. Nolledo. The Philippine Law on Obligations and Contracts Explained. 9th ed. National Book Store, 1980.