APA
Luby S. P., Syed A. H., Atiullah N., Faizan M. K. & Fisher-Hoch S. (20000323). Limited effectiveness of home drinking water purification efforts in Karachi, Pakistan. : International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases.
Chicago
Luby S P, Syed A H, Atiullah N, Faizan M K and Fisher-Hoch S. 20000323. Limited effectiveness of home drinking water purification efforts in Karachi, Pakistan. : International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases.
Harvard
Luby S. P., Syed A. H., Atiullah N., Faizan M. K. and Fisher-Hoch S. (20000323). Limited effectiveness of home drinking water purification efforts in Karachi, Pakistan. : International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases.
MLA
Luby S P, Syed A H, Atiullah N, Faizan M K and Fisher-Hoch S. Limited effectiveness of home drinking water purification efforts in Karachi, Pakistan. : International journal of infectious diseases : IJID : official publication of the International Society for Infectious Diseases. 20000323.