Holt, M. P., & Dueber, J. (2010). Barron's 1001 pitfalls in Spanish (4th ed.). Barron's Educational Series.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHolt, Marion Peter, और Julianne Dueber. Barron's 1001 Pitfalls in Spanish. 4th ed. Hauppauge, N.Y.: Barron's Educational Series, 2010.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHolt, Marion Peter, और Julianne Dueber. Barron's 1001 Pitfalls in Spanish. 4th ed. Barron's Educational Series, 2010.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.