APA Format
Ansoff, H. Igor. (1972).
Business strategy : selected reading / edited by H. Igor Ansoff
. Middlesex, England :: Penguin Books,.
MLA Format
Ansoff, H. Igor.
Business strategy : selected reading / edited by H. Igor Ansoff
. Middlesex, England :: Penguin Books,, 1972
Chicago Format
Ansoff, H. Igor. Business strategy : selected reading / edited by H. Igor Ansoff. Middlesex, England :: Penguin Books,, 1972.