Kadlec, J. E. (1985). Farm management: Decisions, operation, control. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Kadlec, John E. Farm Management: Decisions, Operation, Control. Englewood Cliffs, N.J: Prentice-Hall, 1985.
Lua MLA (9ú heag.)Kadlec, John E. Farm Management: Decisions, Operation, Control. Prentice-Hall, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.