APA
(1957). In-Service education : For teachers, supervisors, and administrators. Chicago, USA: The University of Chicago Press.
Chicago
1957. In-Service education : For teachers, supervisors, and administrators. Chicago, USA: The University of Chicago Press.
Harvard
(1957). In-Service education : For teachers, supervisors, and administrators. Chicago, USA: The University of Chicago Press.
MLA
In-Service education : For teachers, supervisors, and administrators. Chicago, USA: The University of Chicago Press. 1957.
