Cita APA (7th ed.)

Bach, G. (1963). Economics An introduction to analysis and policy (4th.). Prentice Hall.

Cita Chicago (17th ed.)

Bach, George. Economics An Introduction to Analysis and Policy. 4th. London: Prentice Hall, 1963.

Cita MLA (9th ed.)

Bach, George. Economics An Introduction to Analysis and Policy. 4th. Prentice Hall, 1963.