Não informado. (1976). Engineering Costs and Production Economics. Elsevier Science Publishers.
Cita Chicago Style (17a ed.)Não informado. Engineering Costs and Production Economics. Amsterdam: Elsevier Science Publishers, 1976.
Cita MLA (8a ed.)Não informado. Engineering Costs and Production Economics. Elsevier Science Publishers, 1976.
Precaución: Estas citas no son 100% exactas.