Lorange, P. (1980). Corporate planning: An executive viewpoint. Prentice-Hall.
Cita Chicago (17th ed.)Lorange, Peter. Corporate Planning: An Executive Viewpoint. Englewood Cliffs, N.J.: Prentice-Hall, 1980.
Cita MLA (9th ed.)Lorange, Peter. Corporate Planning: An Executive Viewpoint. Prentice-Hall, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.