APA (7th ed.) Citation

ScienceDirect (Online service), Del Rey, A., Chrousos, G. P., & Besedovsky, H. O. (2008). The hypothalamus-pituitary-adrenal axis. Elsevier.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Adriana Del Rey, George P. Chrousos, and Hugo O. Besedovsky. The Hypothalamus-pituitary-adrenal Axis. Amsterdam ; London: Elsevier, 2008.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. The Hypothalamus-pituitary-adrenal Axis. Elsevier, 2008.