Downs, A. (1964). The value of unchosen alternatives. [Rand Corp.].
Chicago Style (17th ed.) CitationDowns, Anthony. The Value of Unchosen Alternatives. [Santa Monica, Calif.]: [Rand Corp.], 1964.
MLA (9th ed.) CitationDowns, Anthony. The Value of Unchosen Alternatives. [Rand Corp.], 1964.
Warning: These citations may not always be 100% accurate.