APA Style

Burtis, C, A. et al (2012). Tietz Textbook of CLINICAL CHEMISTRY and MOLECULAR DIAGNOSTICS (5th edn.). Philadelphia: Saunders Elsevier.

MLA Style

Burtis, Carl, A.. et al. "Tietz Textbook of CLINICAL CHEMISTRY and MOLECULAR DIAGNOSTICS". 5th edn. Philadelphia: Saunders Elsevier, 2012. Text.