APA Format
Messent, Peter; Page, Norman. (1997).
Mark Twain / Peter Messent
. London :: Peter Messent,.
MLA Format
Messent, Peter; Page, Norman.
Mark Twain / Peter Messent
. London :: Peter Messent,, 1997
Chicago Format
Messent, Peter; Page, Norman. Mark Twain / Peter Messent. London :: Peter Messent,, 1997.