Castillon, D. A. (1996). Conservation of Natural Resources: A Resource Management Approach. Dubuque, Iowa: Brown&Benchmark.
Chicago-stil citatCastillon, David A. Conservation of Natural Resources: A Resource Management Approach. Dubuque, Iowa: Brown&Benchmark, 1996.
MLA-referensCastillon, David A. Conservation of Natural Resources: A Resource Management Approach. Dubuque, Iowa: Brown&Benchmark, 1996.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.