Cita APA (7a ed.)

Spencer, M. H., & Siegelman, L. (1959). Managerial economics: Decision making and forward planning. Irwin.

Cita Chicago Style (17a ed.)

Spencer, Milton H., y Louis Siegelman. Managerial Economics: Decision Making and Forward Planning. Homewood: Irwin, 1959.

Cita MLA (9a ed.)

Spencer, Milton H., y Louis Siegelman. Managerial Economics: Decision Making and Forward Planning. Irwin, 1959.