(1967). Descision making. U.S.A: Penguin Book.
Chicago Style aipamenaDescision Making. U.S.A: Penguin Book, 1967.
MLA aipamenaDescision Making. U.S.A: Penguin Book, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(1967). Descision making. U.S.A: Penguin Book.
Chicago Style aipamenaDescision Making. U.S.A: Penguin Book, 1967.
MLA aipamenaDescision Making. U.S.A: Penguin Book, 1967.