Lua APA (7ú heag.)

Figueroa, J. E. (1966). Optimum size and shape of plots.

Lua i Stíl Chicago (17ú heag.)

Figueroa, Josefina E. Optimum Size and Shape of Plots. 1966.

Lua MLA (9ú heag.)

Figueroa, Josefina E. Optimum Size and Shape of Plots. 1966.

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