Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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