MLA

Fernandez, Helen; Cassel, Christine K.; Soriano, Rainier P.; Leipzig, Rosanne, et al. Fundamentals of Geriatric Medicine. Springer New York, 2007.

APA

Fernandez, R., Cassel, C. K, Fernandez, H. M, Leipzig, R. M, Soriano, R. P, Fernandez, H., & Leipzig, R. (2007). Fundamentals of Geriatric Medicine. Springer New York.

Chicago

Fernandez, Helen; Cassel, Christine K.; Soriano, Rainier P.; Leipzig, Rosanne, Christine K Cassel, Helen M Fernandez, Rosanne M Leipzig, Rainier P Soriano, Helen Fernandez, and Rosanne Leipzig. Fundamentals of Geriatric Medicine. : Springer New York, 2007.