APA Style

Fillit, H. et al (2010). Brocklehurst's textbook of geriatric medicine and gerontology (7th ed.). Philadelphia, PA :: Saunders/Elsevier,.

MLA Style

Fillit, Howard.. et al. "Brocklehurst's textbook of geriatric medicine and gerontology". 7th ed. Philadelphia, PA :: Saunders/Elsevier,, 2010. Text.