Cita APA

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

Citación estilo Chicago

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

Cita MLA

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