Cita APA

(1999). Heteroscedastic sample selection and developing country wage equations. [Lugar de publicación no identificado]: Boston University, Institute for Economic Development.

Citación estilo Chicago

Heteroscedastic Sample Selection and Developing Country Wage Equations. [Lugar de publicación no identificado]: Boston University, Institute for Economic Development, 1999.

Cita MLA

Heteroscedastic Sample Selection and Developing Country Wage Equations. [Lugar de publicación no identificado]: Boston University, Institute for Economic Development, 1999.