Cianfrance, D., Ruffalo, M., Leo, M., Panjabi, A., & O'Donnell, R. (2021). I know this much is true. Warner Home Video.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCianfrance, Derek, Mark Ruffalo, Melissa Leo, Archie Panjabi, और Rosie O'Donnell. I Know This Much Is True. Burbank, CA: Warner Home Video, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCianfrance, Derek, et al. I Know This Much Is True. Warner Home Video, 2021.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.