Tiffen, M., Mortimore, M., & Gichuki, F. (1994). More people, less erosion: Environmental recovery in Kenya. J. Wiley.
芝加哥风格引文Tiffen, Mary, Michael Mortimore, 与 Francis Gichuki. More People, Less Erosion: Environmental Recovery in Kenya. Chichester: J. Wiley, 1994.
MLA引文Tiffen, Mary, et al. More People, Less Erosion: Environmental Recovery in Kenya. J. Wiley, 1994.
警告：这些引文格式不一定是100％准确.