Não informado. (1938). Veterinary student. Iowa State College of Agriculture and Mechanic Arts.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Veterinary Student. Ames, Iowa: Iowa State College of Agriculture and Mechanic Arts, 1938.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Veterinary Student. Iowa State College of Agriculture and Mechanic Arts, 1938.
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