Dela Cruz, B. (1998). A breakthrough in cancer research and treatment. Philippine Star.
Citazione stile Chigago Style (17a edizione)Dela Cruz, Bobby. "A Breakthrough in Cancer Research and Treatment." Philippine Star 1998.
Citatione MLA (9a ed.)Dela Cruz, Bobby. "A Breakthrough in Cancer Research and Treatment." Philippine Star, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.