Gaya APA
Timberlake, K, C. (2009).
Chemistry An Introduction to General, Organic, and Biological Chemistry (ed.10).
Upper Saddle River:
Perason Education.
Gaya MLA
Timberlake, Karen, C..
"Chemistry An Introduction to General, Organic, and Biological Chemistry".
ed.10
Upper Saddle River:
Perason Education,
2009.
Text.