Cita APA

Holt, J. E., & Schoorl, D. (1986). The system level of change and its impact on the role of agricultural organizations. Inglaterra: Elsevier.

Citación estilo Chicago

Holt, J. E., and D. Schoorl. The System Level of Change and Its Impact On the Role of Agricultural Organizations. Inglaterra: Elsevier, 1986.

Cita MLA

Holt, J. E., and D. Schoorl. The System Level of Change and Its Impact On the Role of Agricultural Organizations. Inglaterra: Elsevier, 1986.