APA
Manning W. G., Newhouse J. P. e. & Keeler E. B. (1991). The costs of poor health habits. Cambridge: Harvard Uni Pr.
Chicago
Manning Willard G, Newhouse Joseph P et.al and Keeler Emmett B. 1991. The costs of poor health habits. Cambridge: Harvard Uni Pr.
Harvard
Manning W. G., Newhouse J. P. e. and Keeler E. B. (1991). The costs of poor health habits. Cambridge: Harvard Uni Pr.
MLA
Manning Willard G, Newhouse Joseph P et.al and Keeler Emmett B. The costs of poor health habits. Cambridge: Harvard Uni Pr. 1991.