APA (7th ed.) Citation

ScienceDirect (Online service), Guest, P. C., & Bahn, S. (2011). Biomarkers of neurological and psychiatric disease. Elsevier.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Paul C. Guest, and Sabine Bahn. Biomarkers of Neurological and Psychiatric Disease. Amsterdam: Elsevier, 2011.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Biomarkers of Neurological and Psychiatric Disease. Elsevier, 2011.