TROEH, F. R., HOBBS, J. A., & DONAHOUE, R. L. (1980). Soil and water conservation: For productivity and environmental protection. Prentice-Hall.
芝加哥风格引文TROEH, Frederick R., J. Arthur HOBBS, 与 Roy L. DONAHOUE. Soil and Water Conservation: For Productivity and Environmental Protection. Englewood Cliffs: Prentice-Hall, 1980.
MLA引文TROEH, Frederick R., et al. Soil and Water Conservation: For Productivity and Environmental Protection. Prentice-Hall, 1980.
警告：这些引文格式不一定是100％准确.