Perry, J. C. (2020). Marcello's promise (Large print edition.). Wheeler Publishing, a part of Gale, a Cengage Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPerry, Jane Coletti. Marcello's Promise. Large print edition. Waterville, ME: Wheeler Publishing, a part of Gale, a Cengage Company, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPerry, Jane Coletti. Marcello's Promise. Large print edition. Wheeler Publishing, a part of Gale, a Cengage Company, 2020.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.