Osorio Andrade, M. L. (2020). A sneak peek into contemporary philanthropy: The case of The Giving Pledge. ACACIA A.C.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOsorio Andrade, María Lucila. A Sneak Peek into Contemporary Philanthropy: The Case of The Giving Pledge. ACACIA A.C, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOsorio Andrade, María Lucila. A Sneak Peek into Contemporary Philanthropy: The Case of The Giving Pledge. ACACIA A.C, 2020.
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