Hirsch, L., & Goodman, A. (2002). Understanding elementary algebra with geometry: Course for college students (Fifth Edition.). Thomson Brooks/Cole.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHirsch, Lewis, और Arthur Goodman. Understanding Elementary Algebra with Geometry: Course for College Students. Fifth Edition. Belmont, California: Thomson Brooks/Cole, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHirsch, Lewis, और Arthur Goodman. Understanding Elementary Algebra with Geometry: Course for College Students. Fifth Edition. Thomson Brooks/Cole, 2002.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.