The invisible smile : living without facial expression

MLA

Cole, Jonathan and Henrietta Spalding. The invisible smile : living without facial expression. Oxford : Oxford University Press, 2009.

APA

Cole, J. & Spalding, H. (2009). The invisible smile : living without facial expression. Oxford : Oxford University Press.

Chicago

Cole, Jonathan and Henrietta Spalding. The invisible smile : living without facial expression. Oxford : Oxford University Press, 2009.