Citazione Stile APA (7a Edizione)

Costales, A. C. (1989). Small-scale cattle raising must be encouraged. IN Economic notes [column]. Manila Chronicle.

Citazione stile Chigago Style (17a edizione)

Costales, Achilles C. "Small-scale Cattle Raising Must Be Encouraged. IN Economic Notes [column]." Manila Chronicle 1989.

Citatione MLA (9a ed.)

Costales, Achilles C. "Small-scale Cattle Raising Must Be Encouraged. IN Economic Notes [column]." Manila Chronicle, 1989.