Gaya APA

Holm-Pedersen, P., Walls, A, W. (2015). Textbook of Geriatric Dentistry (3). : Wiley Backwell.

Gaya MLA

Holm-Pedersen, Paol., Walls, Angus, W.G. "Textbook of Geriatric Dentistry". 3 : Wiley Backwell, 2015. Text.