Castillon, D. A. (1992). Conservation of natural resources: A resource management approach. Wm.C. Brown.
芝加哥风格引文Castillon, David A. Conservation of Natural Resources: A Resource Management Approach. Dubuque, Iowa: Wm.C. Brown, 1992.
MLA引文Castillon, David A. Conservation of Natural Resources: A Resource Management Approach. Wm.C. Brown, 1992.
警告：这些引文格式不一定是100％准确.