Harver, J. &. M. (1967). Producing & Spending. Macmillan.
Cita Chicago (17th ed.)Harver, J & M. Producing & Spending. London: Macmillan, 1967.
Cita MLA (9th ed.)Harver, J & M. Producing & Spending. Macmillan, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.