Beer, J., Harvey, C. A., Ibrahim, M. A., Somarriba, E., Harmand, J. M., & Jiménez Otárola, F. (2003). Service functions of agroforestry systems.
Chicago Style CitationBeer, John, Celia A. Harvey, Muhammad Akbar Ibrahim, Eduardo Somarriba, Jean Michel Harmand, i Francisco Jiménez Otárola. Service Functions of Agroforestry Systems. 2003.
Cita MLABeer, John, et al. Service Functions of Agroforestry Systems. 2003.
Atenció: Aquestes cites poden no estar 100% correctes.