SYMPOSIUM: EXTENSION ECONOMICS IN AUSTRALIAN AGRICULTURAL EXTENSION SERVICES (I)
- 作者D.B. Williams
- 卷第3卷
- 期第1期
- 印刷ISSN1364-985X
- 电子ISSN1467-8489
- 文件大小760.74KB
- 发表时间1959
- DOI10.1111/j.1467-8489.1959.tb00250.x
- 页码24-34
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