Pineda, E. L. (2002). Sales and other special contracts (2002 ed.). Central Professional Books.
Čikaški stil citiranja (17. izdanje)Pineda, Ernesto L. Sales and Other Special Contracts. 2002 ed. Quezon City: Central Professional Books, 2002.
MLA način citiranja (9. izdanje)Pineda, Ernesto L. Sales and Other Special Contracts. 2002 ed. Central Professional Books, 2002.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.