Cita APA (7th ed.)
ebrary, Inc, & Graaff, J. d. (2007). Monitoring and evaluation of soil conservation and watershed development projects. Science Publishers.
Cita Chicago (17th ed.)
ebrary, Inc, i J. de Graaff. Monitoring and Evaluation of Soil Conservation and Watershed Development Projects. Enfield, NH: Science Publishers, 2007.
Cita MLA (9th ed.)
ebrary, Inc, i J. de Graaff. Monitoring and Evaluation of Soil Conservation and Watershed Development Projects. Science Publishers, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.