Cita APA (7th ed.)
Hall, J. W., & Mercer, B. A. (2008). Beginning and Intermediate. Algebra. The language and symbolism of mathematics (2a. ediciòn.). Mc Graw Hill.
Cita Chicago (17th ed.)
Hall, James W., i Brian A. Mercer. Beginning and Intermediate. Algebra. The Language and Symbolism of Mathematics. 2a. ediciòn. Estados Unidos: Mc Graw Hill, 2008.
Cita MLA (9th ed.)
Hall, James W., i Brian A. Mercer. Beginning and Intermediate. Algebra. The Language and Symbolism of Mathematics. 2a. ediciòn. Mc Graw Hill, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.