Yu Ling, Yan Shuai, Xie Jialu. The Connotations and Basic Characteristics of Forest Certification System[J]. Journal of Beijing Forestry University (Social Science), 2004, 3(4): 48-52.
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Citation:
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Yu Ling, Yan Shuai, Xie Jialu. The Connotations and Basic Characteristics of Forest Certification System[J]. Journal of Beijing Forestry University (Social Science), 2004, 3(4): 48-52.
|
Yu Ling, Yan Shuai, Xie Jialu. The Connotations and Basic Characteristics of Forest Certification System[J]. Journal of Beijing Forestry University (Social Science), 2004, 3(4): 48-52.
|
Citation:
|
Yu Ling, Yan Shuai, Xie Jialu. The Connotations and Basic Characteristics of Forest Certification System[J]. Journal of Beijing Forestry University (Social Science), 2004, 3(4): 48-52.
|
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