Bettelheim, F. A. (2013). Introduction to general, organic and biochemistry (10th edition.). Brooks/Cole Cengage Learing.
Cita Chicago (17th ed.)Bettelheim, Frederick A. Introduction to General, Organic and Biochemistry. 10th edition. Belmont, CA: Brooks/Cole Cengage Learing, 2013.
Cita MLA (9th ed.)Bettelheim, Frederick A. Introduction to General, Organic and Biochemistry. 10th edition. Brooks/Cole Cengage Learing, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.