Trích dẫn APA

The international rice research institute. (1989). Laos IRRI rice research and training project: Project proposal june 1989. Manila: The international rice research institute.

Trích dẫn kiểu Chicago

The international rice research institute. Laos IRRI Rice Research and Training Project: Project Proposal June 1989. Manila: The international rice research institute, 1989.

Trích dẫn MLA

The international rice research institute. Laos IRRI Rice Research and Training Project: Project Proposal June 1989. Manila: The international rice research institute, 1989.

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