Brown, C., & Ford, M. (2014). Pearson Baccalaureate Higher Level Chemistry 2nd Edition (2nd.). Pearson.
Cita Chicago (17th ed.)Brown, Catrin, i Mike Ford. Pearson Baccalaureate Higher Level Chemistry 2nd Edition. 2nd. UK: Pearson, 2014.
Cita MLA (9th ed.)Brown, Catrin, i Mike Ford. Pearson Baccalaureate Higher Level Chemistry 2nd Edition. 2nd. Pearson, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.