APA Alıntı

(2007). Thirty Ways to Improve the Health of the World's Poorest People. Public Library of Science.

Chicago Stili Alıntı

Thirty Ways to Improve the Health of the World's Poorest People. Public Library of Science, 2007.

MLA Alıntı

Thirty Ways to Improve the Health of the World's Poorest People. Public Library of Science, 2007.