Cita APA (7a ed.)

Graaff, J. d. (2007). Monitoring and evaluation of soil conservation and watershed development projects. Science Publishers.

Cita Chicago Style (17a ed.)

Graaff, J. de. Monitoring and Evaluation of Soil Conservation and Watershed Development Projects. Enfield, NH: Science Publishers, 2007.

Cita MLA (9a ed.)

Graaff, J. de. Monitoring and Evaluation of Soil Conservation and Watershed Development Projects. Science Publishers, 2007.