Trích dẫn APA

Bliss, R. Spirit and Philosophy of extension work: A recorded in significant extension papers. Graduate school,Dept of Agriculture.

Trích dẫn kiểu Chicago

Bliss, RK. Spirit and Philosophy of Extension Work: A Recorded in Significant Extension Papers. USA: Graduate school,Dept of Agriculture.

Trích dẫn MLA

Bliss, RK. Spirit and Philosophy of Extension Work: A Recorded in Significant Extension Papers. Graduate school,Dept of Agriculture.

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