Gaya APA

Northridge, I, B, L, &, M, E. (2008). Improving Oral Health for the Elderly: An Interdisciplinary Approach . Berlin, Heidelberg: Springer.

Gaya MLA

Northridge, Ira, B., Lamster, &, Mary, E.. "Improving Oral Health for the Elderly: An Interdisciplinary Approach". Berlin, Heidelberg: Springer, 2008. Koleksi Elektronik.