APA Style

Wei, J, Y., Sheehan, M, N. (1997). Geriatric medicine :a case-based manual . Oxford ;;New York :: Oxford University Press,.

MLA Style

Wei, Jeanne, Y.., Sheehan, Myles, N.. "Geriatric medicine :a case-based manual". Oxford ;;New York :: Oxford University Press,, 1997. Text.