Não informado. (1964). Hygiene and sanitation. Israel Program for Scientific Translations.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Hygiene and Sanitation. Jerusalém, Israel: Israel Program for Scientific Translations, 1964.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Hygiene and Sanitation. Israel Program for Scientific Translations, 1964.
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