APA

Anderson V. E., . (1956). Principles and procedures of curriculum improvement. New York: Ronald Press Co.

Chicago

Anderson Vernon Ellsworth, . 1956. Principles and procedures of curriculum improvement. New York: Ronald Press Co.

Harvard

Anderson V. E., . (1956). Principles and procedures of curriculum improvement. New York: Ronald Press Co.

MLA

Anderson Vernon Ellsworth, . Principles and procedures of curriculum improvement. New York: Ronald Press Co. 1956.