Citazione Stile APA (7a Edizione)

Calica, M. A. L. (2000). US to Sayyaf: No deal : Washington demands hostage's immediate unconditional release. Philippine Star.

Citazione stile Chigago Style (17a edizione)

Calica, Ma. Aurea L. "US to Sayyaf: No Deal : Washington Demands Hostage's Immediate Unconditional Release." Philippine Star 2000.

Citatione MLA (9a ed.)

Calica, Ma. Aurea L. "US to Sayyaf: No Deal : Washington Demands Hostage's Immediate Unconditional Release." Philippine Star, 2000.