Rubio, R. M. (2019). A senior citizen establishes a farm at the age of 80. Agriculture.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRubio, Rex M. "A Senior Citizen Establishes a Farm at the Age of 80." Agriculture 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRubio, Rex M. "A Senior Citizen Establishes a Farm at the Age of 80." Agriculture, 2019.
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