APA-viite (7. p.)

Pineda, E. L. (2000). Obligations and contracts. Central Professional Books.

Chicago-viite (17. p.)

Pineda, Ernesto L. Obligations and Contracts. Quezon City: Central Professional Books, 2000.

MLA-viite (9. p.)

Pineda, Ernesto L. Obligations and Contracts. Central Professional Books, 2000.