APA (7 वां संस्करण) प्रशस्ति पत्र
Organisation for Economic Co-operation and Development, ProQuest (Firm), & Colombo, F. (2011). Help wanted?: Providing and paying for long-term care. OECD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Organisation for Economic Co-operation and Development, ProQuest (Firm), और Francesca Colombo. Help Wanted?: Providing and Paying for Long-term Care. Paris: OECD, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Organisation for Economic Co-operation and Development, et al. Help Wanted?: Providing and Paying for Long-term Care. OECD, 2011.
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