- Author: Philip Pettit
- Language: English
- Year: 1975
- Author: George R. Pettit (Auth.)
- Language: English
- Year: 1975
- Author: Blachere J.R., Pettit F.S.
- Year: 1989
- Author: Philip Pettit
- Language: English
- Year: 2013
- Author: Gregory S. Pettit (auth.) Vincent B. Van Hasselt Michel Hersen (eds.)
- Language: English
- Year: 1992
- Author: George R. Pettit (auth.)
- Language: English
- Year: 1977
- Author: George R. Pettit Richard H. Ode (auth.)
- Language: English
- Year: 1979
- Author: George R. Pettit Gordon M. Cragg (auth.)
- Language: English
- Year: 1978
- Author: John H. S. Pettit M.D. F.R.C.P. (London) Lawrence Charles Parish M.D. F.A.C.P. (auth.)
- Language: English
- Year: 1984
- Author: Phylis Johnson Donald Pettit
- Language: English
- Year: 2012