APA (7e ed.) Bronvermelding

Nolledo, J. N. (1992). Handbook on obligations and contracts for commerce students (Rev. ed.). National Book Store.

Chicago (17e ed.) Bronvermelding

Nolledo, Jose N. Handbook on Obligations and Contracts for Commerce Students. Rev. ed. Metro Manila: National Book Store, 1992.

MLA (9e ed.) Bronvermelding

Nolledo, Jose N. Handbook on Obligations and Contracts for Commerce Students. Rev. ed. National Book Store, 1992.