Gaya APA
Timberlake, K, C. (2015).
Chemistry : An Introduction to General, Organic, and Biological Chemistry .
Kendallvile:
Pearson.
Gaya MLA
Timberlake, Karen, C..
"Chemistry : An Introduction to General, Organic, and Biological Chemistry".
Kendallvile:
Pearson,
2015.
Text.