International Institute of Tropical Agriculture, International Conference on Land Clearing and Development, Lal, R., Sanchez, P. A., & Cummings, R. W. (1986). Land clearing and development in the tropics. A.A. Balkema.
Chicago-viite (17. p.)International Institute of Tropical Agriculture, International Conference on Land Clearing and Development, R. Lal, Pedro A. Sanchez, ja Ralph W. Cummings. Land Clearing and Development in the Tropics. Rotterdam: A.A. Balkema, 1986.
MLA-viite (8. p.)International Institute of Tropical Agriculture, et al. Land Clearing and Development in the Tropics. A.A. Balkema, 1986.
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