Kadlec, J. E. (1985). Farm management: Decisions, operation, control. Prentice-Hall.
Cita Chicago (17th ed.)Kadlec, John E. Farm Management: Decisions, Operation, Control. Englewood Cliffs, N.J: Prentice-Hall, 1985.
Cita MLA (9th ed.)Kadlec, John E. Farm Management: Decisions, Operation, Control. Prentice-Hall, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.