Gaya APA

Louis, E, D. et al (2005,2016). Merritt's Neurology (11, 12, 13). USA: Lippincott Williams & Wilkins.

Gaya MLA

Louis, Elan, D.. et al. "Merritt's Neurology". 11, 12, 13 USA: Lippincott Williams & Wilkins, 2005,2016. Text.