Cita APA (7th ed.)

Ullmann, J. E. (1976). Schaum's outline of theory and problems of quantitative methods in management. McGraw-Hill.

Cita Chicago (17th ed.)

Ullmann, John E. Schaum's Outline of Theory and Problems of Quantitative Methods in Management. New York: McGraw-Hill, 1976.

Cita MLA (8th ed.)

Ullmann, John E. Schaum's Outline of Theory and Problems of Quantitative Methods in Management. McGraw-Hill, 1976.