Cita APA

García Brand, J. R., & Shearon, R. W. (1972). A study of the Colombian Agriculture Institute (ICA) extension agents program planning role. North Carolina State University.

Citación estilo Chicago

García Brand, José Ricaurte, y Ronald Wilson Shearon. A Study of the Colombian Agriculture Institute (ICA) Extension Agents Program Planning Role. North Carolina State University, 1972.

Cita MLA

García Brand, José Ricaurte, y Ronald Wilson Shearon. A Study of the Colombian Agriculture Institute (ICA) Extension Agents Program Planning Role. North Carolina State University, 1972.