APA (7th ed.) Citation
Kang, B., & Beldt, R. v. d. (1990). Agroforestry systems for sustained crop production in the tropics, with special reference to West Africa.
Chicago Style (17th ed.) Citation
Kang, B., and R.J. van den Beldt. Agroforestry Systems for Sustained Crop Production in the Tropics, with Special Reference to West Africa. 1990.
MLA (9th ed.) Citation
Kang, B., and R.J. van den Beldt. Agroforestry Systems for Sustained Crop Production in the Tropics, with Special Reference to West Africa. 1990.
Warning: These citations may not always be 100% accurate.