APA
Mackie Romaine P, Johnson Wendell, . (1957). Speech correctionists: The competencies they need for the work they do: A report based on findings from the study qualification and preparation of teachers of exceptional children. Washington, USA: U.S. Government Printing Office.
Chicago
Mackie Romaine P, Johnson Wendell, . 1957. Speech correctionists: The competencies they need for the work they do: A report based on findings from the study qualification and preparation of teachers of exceptional children. Washington, USA: U.S. Government Printing Office.
Harvard
Mackie Romaine P, Johnson Wendell, . (1957). Speech correctionists: The competencies they need for the work they do: A report based on findings from the study qualification and preparation of teachers of exceptional children. Washington, USA: U.S. Government Printing Office.
MLA
Mackie Romaine P, Johnson Wendell, . Speech correctionists: The competencies they need for the work they do: A report based on findings from the study qualification and preparation of teachers of exceptional children. Washington, USA: U.S. Government Printing Office. 1957.