Cita APA (7a ed.)

Wallace, W., & Layton, W. T. (1928). Business forecasting and its practical application (2nd ed.). Sir Isaac Pitman and Sons.

Cita Chicago Style (17a ed.)

Wallace, William, y Walter Thomas Layton. Business Forecasting and Its Practical Application. 2nd ed. London: Sir Isaac Pitman and Sons, 1928.

Cita MLA (9a ed.)

Wallace, William, y Walter Thomas Layton. Business Forecasting and Its Practical Application. 2nd ed. Sir Isaac Pitman and Sons, 1928.