Cita APA (7th ed.)

Bevan, D., Collier, P., & Gunning, J. W. (1993). Agriculture and policy environment: Tanzania and Kenya. Organisation for Economic Co-operation and Development.

Cita Chicago (17th ed.)

Bevan, David, Paul Collier, i Jan Willem Gunning. Agriculture and Policy Environment: Tanzania and Kenya. Paris: Organisation for Economic Co-operation and Development, 1993.

Cita MLA (9th ed.)

Bevan, David, et al. Agriculture and Policy Environment: Tanzania and Kenya. Organisation for Economic Co-operation and Development, 1993.