Fishman, S., & Secor, G. (2026). The public domain: Find and use free content for your website, book, app, music, video, art, and more (11th edition.). Nolo.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFishman, Stephen, और Glen Secor. The Public Domain: Find and Use Free Content for Your Website, Book, App, Music, Video, Art, and More. 11th edition. El Segundo, CA: Nolo, 2026.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFishman, Stephen, और Glen Secor. The Public Domain: Find and Use Free Content for Your Website, Book, App, Music, Video, Art, and More. 11th edition. Nolo, 2026.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.