Cita APA

Celis Umaña, R. (1989). Factor substitution in linear programming: A methodology and an application to cane alcohol pricing policies in Costa Rica.

Citación estilo Chicago

Celis Umaña, Rafael. Factor Substitution in Linear Programming: A Methodology and an Application to Cane Alcohol Pricing Policies in Costa Rica. 1989.

Cita MLA

Celis Umaña, Rafael. Factor Substitution in Linear Programming: A Methodology and an Application to Cane Alcohol Pricing Policies in Costa Rica. 1989.