APA-viite (7. p.)

Villegas, B. M. (1989). Even pessimists forecast growth for the country. IN The Positive sum game [column]. Manila Chronicle.

Chicago-viite (17. p.)

Villegas, Bernardo M. "Even Pessimists Forecast Growth for the Country. IN The Positive Sum Game [column]." Manila Chronicle 1989.

MLA-viite (9. p.)

Villegas, Bernardo M. "Even Pessimists Forecast Growth for the Country. IN The Positive Sum Game [column]." Manila Chronicle, 1989.