APA (7 वां संस्करण) प्रशस्ति पत्र
ALLEN, I., & ET AL. (1992). ELDERLY PEOPLE IN RESIDENTIAL CARE: INFORMAL CARE. EN: ELDERLY PEOPLE: CHOICE, PARTICIPATION AND SATISFACTION. POLICY STUDIES INSTITUTE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ALLEN, I., और ET AL. ELDERLY PEOPLE IN RESIDENTIAL CARE: INFORMAL CARE. EN: ELDERLY PEOPLE: CHOICE, PARTICIPATION AND SATISFACTION. Londres: POLICY STUDIES INSTITUTE, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ALLEN, I., और ET AL. ELDERLY PEOPLE IN RESIDENTIAL CARE: INFORMAL CARE. EN: ELDERLY PEOPLE: CHOICE, PARTICIPATION AND SATISFACTION. POLICY STUDIES INSTITUTE, 1992.
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