Cita APA (7a ed.)

FERBER, R. (1967). Research Methods In Economis And Business Robert Ferber And P.j. Verdoorn. Macmillan Co.

Cita Chicago Style (17a ed.)

FERBER, Robert. Research Methods In Economis And Business Robert Ferber And P.j. Verdoorn. Macmillan Co, 1967.

Cita MLA (8a ed.)

FERBER, Robert. Research Methods In Economis And Business Robert Ferber And P.j. Verdoorn. Macmillan Co, 1967.