Cita APA (7a ed.)

McKnight, J. (1991). The Delphi approach to strategic planning. [s.n.].

Cita Chicago Style (17a ed.)

McKnight, Janet. The Delphi Approach to Strategic Planning. [S.l.]: [s.n.], 1991.

Cita MLA (9a ed.)

McKnight, Janet. The Delphi Approach to Strategic Planning. [s.n.], 1991.