Duck, R., Jones, A., & Weyers, J. (2000). Practical skills in environmental science. London: Prentice-Hall.
Trích dẫn kiểu ChicagoDuck, Rob, Allan Jones, và Jonathans Weyers. Practical Skills in Environmental Science. London: Prentice-Hall, 2000.
MLA citiranjeDuck, Rob, Allan Jones, và Jonathans Weyers. Practical Skills in Environmental Science. London: Prentice-Hall, 2000.
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