The child with a cleft palate,

MLA

Backus, Ollie Lucy, et al. The Child with a Cleft Palate. Ann Arbor (Mich.): University of Michigan press, 1943.

APA

Backus, O. Lucy, Clancy, J. Newman, Henry, L. Dell, & Kemper, J. Willard. (1943). The child with a cleft palate. Ann Arbor (Mich.): University of Michigan press.

Chicago

Backus, Ollie Lucy, John Newman Clancy, Lucy Dell Henry, and John Willard Kemper. The Child with a Cleft Palate,. Ann Arbor (Mich.): University of Michigan press, 1943.