Pavitar Parkash Singh. (2006). Biological weapons: Origin, control and challenges. Nutech Books.
Chicago Style (17th ed.) CitationPavitar Parkash Singh. Biological Weapons: Origin, Control and Challenges. New Delhi: Nutech Books, 2006.
MLA (9th ed.) CitationPavitar Parkash Singh. Biological Weapons: Origin, Control and Challenges. Nutech Books, 2006.
Warning: These citations may not always be 100% accurate.