Roque, C. R. (2001). Biochemical warfare is poor men's nuclear bomb. Manila Bulletin.
Chicago Style (17. basım) AtıfRoque, Celso R. "Biochemical Warfare Is Poor Men's Nuclear Bomb." Manila Bulletin 2001.
MLA (9th ed.) AtıfRoque, Celso R. "Biochemical Warfare Is Poor Men's Nuclear Bomb." Manila Bulletin, 2001.
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