Lua APA (7ú heag.)

Patel, N. T. (1982). Inputs productivity in agriculture, with an emphasis on irrigation and farm size. Oxford & IBH.

Lua i Stíl Chicago (17ú heag.)

Patel, N. T. Inputs Productivity in Agriculture, with an Emphasis on Irrigation and Farm Size. New Delhi: Oxford & IBH, 1982.

Lua MLA (8ú heag.)

Patel, N. T. Inputs Productivity in Agriculture, with an Emphasis on Irrigation and Farm Size. Oxford & IBH, 1982.

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